Critical security advisoryCriticalFlagged by our vulnerability database: PHP2Shell is on CISA’s exploited list. Most WordPress hosting runs PHP. See if your site is affectedFlagged by our vulnerability database: PHP2Shell is being exploited. DetailsExploited: PHP2Shell. Check your site
HuttenlocherTechnologies
Updated 3 h ago

Vulnerability database

Every flaw the U.S. government’s cybersecurity agency (CISA) has confirmed attackers are using, plus the new WordPress plugin and theme bugs published each day, sorted by what they mean for a small business. We refresh it twice a day. If you see something your website or office runs, tell us.

1,762exploited flaws on CISA’s list
34added in the last 30 days
333new WordPress flaws this week
390,007entries in the database

15 results

  • May 21, 2026A time-of-check time-of-use vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations.CVE-2026-45208 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    A time-of-check time-of-use vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations.CVE-2026-45207 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. This is similar to CVE-2026-45206 but exists in a different process protection communication mechanism. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations.CVE-2026-45206 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. This is similar to CVE-2026-45207 but exists in a different process protection communication mechanism. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations.CVE-2026-34930 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. This is similar to CVE-2026-34927 but exists in a different process protection mechanism. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations.CVE-2026-34929 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. This is similar to CVE-2026-34927 but exists in a different inter-process communication mechanism. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations.CVE-2026-34928 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. This is similar to CVE-2026-34927 but exists in a different named pipe communication mechanism. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations.CVE-2026-34927 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    An origin validation vulnerability in the Apex One/SEP agent could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026An origin validation error vulnerability in the Trend Micro Apex One (mac) agent self-protection mechanism could allow a local attacker to escalate privileges oCVE-2025-71217 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    An origin validation error vulnerability in the Trend Micro Apex One (mac) agent self-protection mechanism could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The following information is provided as informational only for CVE references, as these were addressed already via ActiveUpdate/SaaS updates in mid to late 2025 (SaaS 2507 & 2005 Yearly Release).

    Product
    TrendAI Apex One (Mac)
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026A time-of-check time-of-use vulnerability in the Trend Micro Apex One (mac) agent cache mechanism could allow a local attacker to escalate privileges on affecteCVE-2025-71216 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    A time-of-check time-of-use vulnerability in the Trend Micro Apex One (mac) agent cache mechanism could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The following information is provided as informational only for CVE references, as these were addressed already via ActiveUpdate/SaaS updates in mid to late 2025 (SaaS 2507 & 2005 Yearly Release).

    Product
    TrendAI Apex One (Mac)
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026A time-of-check time-of-use vulnerability in the Trend Micro Apex One (mac) agent iCore service signature verification could allow a local attacker to escalate CVE-2025-71215 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7

    A time-of-check time-of-use vulnerability in the Trend Micro Apex One (mac) agent iCore service signature verification could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The following information is provided as informational only for CVE references, as these were addressed already via ActiveUpdate/SaaS updates in mid to late 2025 (SaaS 2507 & 2005 Yearly Release).

    Product
    TrendAI Apex One (Mac)
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026An origin validation error vulnerability in the Trend Micro Apex One (mac) agent iCore service could allow a local attacker to escalate privileges on affected iCVE-2025-71214 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    An origin validation error vulnerability in the Trend Micro Apex One (mac) agent iCore service could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The following information is provided as informational only for CVE references, as these were addressed already via ActiveUpdate/SaaS updates in mid to late 2025 (SaaS 2507 & 2005 Yearly Release).

    Product
    TrendAI Apex One (Mac)
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026An origin validation error vulnerability in Trend Micro Apex One could allow a local attacker to escalate privileges on affected installations.CVE-2025-71213 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    An origin validation error vulnerability in Trend Micro Apex One could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026A link following vulnerability in the Trend Micro Apex One scan engine could allow a local attacker to escalate privileges on affected installations.CVE-2025-71212 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comHigh 7.8

    A link following vulnerability in the Trend Micro Apex One scan engine could allow a local attacker to escalate privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026A vulnerability in the Trend Micro Apex One management console could allow a remote attacker to upload malicious code and execute commands on affected installatCVE-2025-71211 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comCritical 9.8

    A vulnerability in the Trend Micro Apex One management console could allow a remote attacker to upload malicious code and execute commands on affected installations. This vulnerability is similar in scope to CVE-2025-71210 but affects a different executable. Please note: although this vulnerability carries a technical critical CVSS rating, this was reported via responsible disclosure via a researcher through the Zero Day Initiative. The SaaS versions of the product have already been mitigated and no customer action required. For this particular vulnerability, an attacker must have access to the Trend Micro Apex One Management Console, so customers that have their console�s IP address exposed externally should consider mitigating factors such as source restrictions if not already applied.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 21, 2026A vulnerability in the Trend Micro Apex One management console could allow a remote attacker to upload malicious code and execute commands on affected installatCVE-2025-71210 · Other software · Trend Micro, Inc. · reported by security@trendmicro.comCritical 9.8

    A vulnerability in the Trend Micro Apex One management console could allow a remote attacker to upload malicious code and execute commands on affected installations. Please note: although this vulnerability carries a technical critical CVSS rating, this was reported via responsible disclosure via a researcher through the Zero Day Initiative. The SaaS versions of the product have already been mitigated and no customer action required. For this particular vulnerability, an attacker must have access to the Trend Micro Apex One Management Console, so customers that have their console�s IP address exposed externally should consider mitigating factors such as source restrictions if not already applied.

    Product
    TrendAI Apex One
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.

Where this comes from: the exploited list is CISA’s Known Exploited Vulnerabilities catalog. Everything else is the whole National Vulnerability Database, where each record is published by the team that found the bug (Wordfence, Patchstack, WPScan, the vendors themselves and others); we show who. Exploit odds are FIRST’s EPSS, updated daily. Titles and categories are ours, so check the linked record before acting on a detail. For a write-up of the big ones, see our advisories. Every vendor, and every WordPress plugin and theme with a recorded flaw, also has its own page. All of it is free to reuse as JSON, CSV or RSS.

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