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 8 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
456new WordPress flaws this week
390,714entries in the database

6 results

  • Aug 12, 2026PDF::WebKit versions through 1.2 for Perl allow argument injection into wkhtmltopdf via meta tags in the source document.CVE-2026-16770 · Other software · MITHALDU · reported by 9b29abf9-4ab0-4765-b253-1875cd9b441eCritical 9.8

    PDF::WebKit versions through 1.2 for Perl allow argument injection into wkhtmltopdf via meta tags in the source document. For an HTML string or file source, the constructor collects every <meta name="pdf-webkit-KEY" content="VALUE"> element in the document head through _pdf_webkit_meta_tags and turns each one into a wkhtmltopdf command line option. KEY is normalized to an option name matching --[a-z0-9-]+ but is not checked against an allow list, VALUE is passed through unchanged as the argument that follows it, and a VALUE of "yes" emits the option as a bare flag. BUILD merges the meta derived options last, so they also override the module defaults and the options passed to new. Switches such as --enable-local-file-access and --cookie-jar are reachable this way. The renderer is executed with an argument list rather than a shell command, so this is argument injection and not shell injection. Any caller that renders untrusted HTML lets the document choose the renderer's options and override those set by the application, including options that read local files into the resulting PDF or write to a chosen path. A URL source is not scanned, and the scan is skipped when XML::LibXML, a

    Product
    PDF::WebKit
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 25, 2026Catalyst::View::Wkhtmltopdf versions before 0.6.1 for Perl allow shell command injection (RCE) via PDF render options.CVE-2026-16766 · Other software · RRWO · reported by 9b29abf9-4ab0-4765-b253-1875cd9b441eCritical 9.8

    Catalyst::View::Wkhtmltopdf versions before 0.6.1 for Perl allow shell command injection (RCE) via PDF render options. Options are passed directly to the wkhtmltopdf command without sanitization. Any web application that passes user-controlled options such as the page_size, orientation or margins without validation allows shell command injection. Version 0.6.0 was released with an incomplete fix for this issue. Note that the wkhtmltopdf project is no longer being developed, and users of this package should migrate to alternative solutions.

    Product
    Catalyst::View::Wkhtmltopdf
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jun 3, 2026An OS command injection vulnerability in the app.py component of openlabs docker-wkhtmltopdf-aas up to commit 9f50579 allows attackers to execute arbitrary commCVE-2026-36576 · Other software · reported by MITRECritical 9.8

    An OS command injection vulnerability in the app.py component of openlabs docker-wkhtmltopdf-aas up to commit 9f50579 allows attackers to execute arbitrary commands via a crafted POST request.

    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jan 9, 2025Vulnerability in Drupal wkhtmltopdf.This issue affects wkhtmltopdf: *.*.CVE-2024-13285 · Websites & servers · Drupal · reported by mlhess@drupal.orgCritical 9.8

    Vulnerability in Drupal wkhtmltopdf.This issue affects wkhtmltopdf: *.*.

    Product
    wkhtmltopdf
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 22, 2022wkhtmlTOpdf 0.12.6 is vulnerable to SSRF which allows an attacker to get initial access into the target's system by injecting iframe tag with initial asset IP aCVE-2022-35583 · Other software · Wkhtmltopdf · reported by MITRECritical 9.8

    wkhtmlTOpdf 0.12.6 is vulnerable to SSRF which allows an attacker to get initial access into the target's system by injecting iframe tag with initial asset IP address on it's source. This allows the attacker to takeover the whole infrastructure by accessing their internal assets.

    Product
    Wkhtmltopdf
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 15, 2022Directory traversal vulnerability in wkhtmltopdf through 0.12.5 allows remote attackers to read local files and disclose sensitive information via a crafted htmCVE-2020-21365 · Other software · Wkhtmltopdf · reported by MITREHigh 7.5

    Directory traversal vulnerability in wkhtmltopdf through 0.12.5 allows remote attackers to read local files and disclose sensitive information via a crafted html file running with the default configurations.

    Product
    Wkhtmltopdf
    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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