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 49 min 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.

1,766exploited flaws on CISA’s list
37added in the last 30 days
544new WordPress flaws this week
391,181entries in the database

4 results

  • Apr 24, 2026pretalx is a conference planning tool.CVE-2026-41426 · Other software · pretalx · reported by GitHubMedium 6.1

    pretalx is a conference planning tool. Prior to 2026.1.0, an unauthenticated attacker can send arbitrary HTML-rendered emails from a pretalx instance's configured sender address by embedding malformed HTML or markdown link syntax in a user-controlled template placeholder such as the account display name. The most direct vector is the password-reset flow: the attacker registers an account with a malicious name, enters the victim's email address, and triggers a password reset. The resulting email is delivered from the event's legitimate sender address and passes SPF/DKIM/DMARC validation, making it a ready-made phishing vector. This vulnerability is fixed in 2026.1.0.

    Product
    pretalx
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Apr 23, 2026pretalx is a conference planning tool.CVE-2026-41241 · Other software · pretalx · reported by GitHubHigh 8.7

    pretalx is a conference planning tool. Prior to 2026.1.0, The organiser search in the pretalx backend rendered submission titles, speaker display names, and user names/emails into the result dropdown using innerHTML string interpolation. Any user who controls one of those fields (which includes any registered user whose display name is looked up by an administrator) could include HTML or JavaScript that would execute in an organiser's browser when the organiser's search query matched the malicious record. This vulnerability is fixed in 2026.1.0.

    Product
    pretalx
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Apr 20, 2023pretalx 2.3.1 before 2.3.2 allows path traversal in HTML export (a non-default feature).CVE-2023-28459 · Other software · Pretalx · reported by MITREMedium 6.5

    pretalx 2.3.1 before 2.3.2 allows path traversal in HTML export (a non-default feature). Users were able to upload crafted HTML documents that trigger the reading of arbitrary files.

    Product
    Pretalx
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Apr 20, 2023pretalx 2.3.1 before 2.3.2 allows path traversal in HTML export (a non-default feature).CVE-2023-28458 · Other software · Pretalx · reported by MITREMedium 4.3

    pretalx 2.3.1 before 2.3.2 allows path traversal in HTML export (a non-default feature). Organizers can trigger the overwriting (with the standard pretalx 404 page content) of an arbitrary file.

    Product
    Pretalx
    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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