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 6 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.

1,764exploited flaws on CISA’s list
35added in the last 30 days
479new WordPress flaws this week
390,525entries in the database

5 results

  • Sep 16, 2026Hippo4j through 1.5.0 contains a server-side request forgery vulnerability in four ThreadPoolController endpoints that fail to validate the clientAddress parameCVE-2026-92569 · Other software · opengoofy · reported by VulnCheckMedium 5.3

    Hippo4j through 1.5.0 contains a server-side request forgery vulnerability in four ThreadPoolController endpoints that fail to validate the clientAddress parameter. Authenticated attackers can supply arbitrary hostnames and ports to trigger outbound GET requests to internal networks and cloud metadata services.

    Product
    hippo4j
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 21, 2025hippo4j 1.0.0 to 1.5.0, uses a hard-coded secret key in its JWT (JSON Web Token) creation.CVE-2025-51606 · Other software · reported by MITREHigh 8.8

    hippo4j 1.0.0 to 1.5.0, uses a hard-coded secret key in its JWT (JSON Web Token) creation. This allows attackers with access to the source code or compiled binary to forge valid access tokens and impersonate any user, including privileged ones such as "admin". The vulnerability poses a critical security risk in systems where authentication and authorization rely on the integrity of JWTs.

    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 27, 2023Insecure Permissions vulnerability found in OpenGoofy Hippo4j v.1.4.3 allows attacker to obtain sensitive information via the ConfigVerifyController function ofCVE-2023-27096 · Other software · Opengoofy · reported by MITREMedium 6.5

    Insecure Permissions vulnerability found in OpenGoofy Hippo4j v.1.4.3 allows attacker to obtain sensitive information via the ConfigVerifyController function of the Tenant Management module.

    Product
    Hippo4j
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 23, 2023An issue found in OpenGoofy Hippo4j v.1.4.3 allows attackers to escalate privileges via the ThreadPoolController of the tenant Management module.CVE-2023-27094 · Other software · Opengoofy · reported by MITREHigh 8.8

    An issue found in OpenGoofy Hippo4j v.1.4.3 allows attackers to escalate privileges via the ThreadPoolController of the tenant Management module.

    Product
    Hippo4j
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 15, 2023Insecure Permissions vulnerability found in OpenGoofy Hippo4j v.1.4.3 allows attacker toescalate privileges via the AddUser method of the UserController functioCVE-2023-27095 · Other software · Opengoofy · reported by MITREMedium 6.5

    Insecure Permissions vulnerability found in OpenGoofy Hippo4j v.1.4.3 allows attacker toescalate privileges via the AddUser method of the UserController function in Tenant Management module.

    Product
    Hippo4j
    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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