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.

1,762exploited flaws on CISA’s list
34added in the last 30 days
303new WordPress flaws this week
390,007entries in the database

13 results

  • Jul 22, 2026Elgg before 7.0.0 does not check image dimensions to prevent denial of service via a large avatar upload.CVE-2026-65650 · Other software · Elgg · reported by MITREMedium 4.3

    Elgg before 7.0.0 does not check image dimensions to prevent denial of service via a large avatar upload.

    Product
    Elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 24, 2021elgg is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')CVE-2021-4072 · Other software · elgg · reported by security@huntr.devMedium 5.4

    elgg is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

    Product
    elgg/elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 3, 2021elgg is vulnerable to Exposure of Private Personal Information to an Unauthorized ActorCVE-2021-3980 · Other software · elgg · reported by security@huntr.devHigh 7.5

    elgg is vulnerable to Exposure of Private Personal Information to an Unauthorized Actor

    Product
    elgg/elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 1, 2021elgg is vulnerable to Authorization Bypass Through User-Controlled KeyCVE-2021-3964 · Other software · elgg · reported by security@huntr.devMedium 5.9

    elgg is vulnerable to Authorization Bypass Through User-Controlled Key

    Product
    elgg/elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Nov 12, 2019Elgg through 1.7.10 has a SQL injection vulnerabilityCVE-2011-2936 · Other software · Elgg · reported by Red HatCritical 9.8

    Elgg through 1.7.10 has a SQL injection vulnerability

    Product
    Elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Nov 12, 2019Elgg through 1.7.10 has XSSCVE-2011-2935 · Other software · Elgg · reported by Red HatMedium 6.1

    Elgg through 1.7.10 has XSS

    Product
    Elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Apr 8, 2019Elgg before 1.12.18 and 2.3.x before 2.3.11 has an open redirect.CVE-2019-11016 · Other software · Elgg · reported by MITREMedium 6.1

    Elgg before 1.12.18 and 2.3.x before 2.3.11 has an open redirect.

    Product
    Elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Feb 2, 2014Cross-site scripting (XSS) vulnerability in the Twitter widget in Elgg before 1.7.17 and 1.8.x before 1.8.13 allows remote attackers to inject arbitrary web scrCVE-2013-0234 · Other software · Elgg · reported by Red HatMedium 4.3

    Cross-site scripting (XSS) vulnerability in the Twitter widget in Elgg before 1.7.17 and 1.8.x before 1.8.13 allows remote attackers to inject arbitrary web script or HTML via the params[twitter_username] parameter to action/widgets/save.

    Product
    Elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 23, 2013engine/lib/access.php in Elgg before 1.8.5 does not properly clear cached access lists during plugin boot, which allows remote attackers to read private entitieCVE-2012-6563 · Other software · Elgg · reported by MITREMedium 4.3

    engine/lib/access.php in Elgg before 1.8.5 does not properly clear cached access lists during plugin boot, which allows remote attackers to read private entities via unspecified vectors.

    Product
    Elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 23, 2013engine/lib/users.php in Elgg before 1.8.5 does not properly specify permissions for the useradd action, which allows remote attackers to create arbitrary accounCVE-2012-6562 · Other software · Elgg · reported by MITREMedium 6.8

    engine/lib/users.php in Elgg before 1.8.5 does not properly specify permissions for the useradd action, which allows remote attackers to create arbitrary accounts.

    Product
    Elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 23, 2013Cross-site scripting (XSS) vulnerability in engine/lib/views.php in Elgg before 1.8.5 allows remote attackers to inject arbitrary web script or HTML via the vieCVE-2012-6561 · Other software · Elgg · reported by MITREMedium 4.3

    Cross-site scripting (XSS) vulnerability in engine/lib/views.php in Elgg before 1.8.5 allows remote attackers to inject arbitrary web script or HTML via the view parameter to index.php. NOTE: some of these details are obtained from third party information.

    Product
    Elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Sep 23, 2011Elgg 1.7.6 allows remote attackers to obtain sensitive information via a direct request to a .php file, which reveals the installation path in an error message,CVE-2011-3733 · Other software · Elgg · reported by MITREMedium 5

    Elgg 1.7.6 allows remote attackers to obtain sensitive information via a direct request to a .php file, which reveals the installation path in an error message, as demonstrated by vendors/simpletest/test/visual_test.php and certain other files.

    Product
    Elgg
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Sep 10, 2009Directory traversal vulnerability in _css/js.php in Elgg 1.5, when magic_quotes_gpc is disabled, allows remote attackers to read arbitrary files via a ..CVE-2009-3149 · Other software · Curveriderhq · reported by MITREMedium 4.3

    Directory traversal vulnerability in _css/js.php in Elgg 1.5, when magic_quotes_gpc is disabled, allows remote attackers to read arbitrary files via a .. (dot dot) in the js parameter. NOTE: some of these details are obtained from third party information.

    Product
    Elgg
    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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