Browse our latest security advisories for WordPress plugins, web applications and server software. Search by product name or CVE, filter by date, type or severity, and explore older guidance in the archive. Each article explains the issue in plain English, with affected versions, sensible next steps and links to the original sources.
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Archived means older guidance—not that the issue is fixed or the software is safe.

852 results

WordPress (328)

Meow Gallery

CVE-2026-13747
Medium
Reported: 30 Oct 2026Updated: 3 Nov 2026
Summary

A security issue in Meow Gallery can allow logged-in users with author-level access or above to read information about private and draft posts. Here is how to check your site and decide what to do next.

Medium
Reported: 30 Oct 2026Updated: 3 Nov 2026
Summary

The CP Multi View Events Calendar plugin has a reported stored cross-site scripting vulnerability in versions up to and including 1.4.43. Here is what that means and what to do next.

Hosting and server software (18)

High
Reported: 9 Oct 2026Updated: 4 Nov 2026
Summary

A high-severity MariaDB security issue could affect certain database installations. Here is what to check, and how to approach an update safely.

Medium
Reported: 9 Oct 2026Updated: 4 Nov 2026
Summary

A flaw in MariaDB’s handling of imported MySQL tables could expose information or crash a database server. Check the affected-versions table and the publisher’s remediation guidance.

High
Reported: 9 Oct 2026Updated: 3 Nov 2026
Summary

A high-severity issue in the CONNECT engine affects certain MariaDB server releases. Check the affected-versions table and follow MariaDB’s confirmed update guidance.

Web applications (2)

Medium
Reported: 28 Oct 2026Updated: 3 Nov 2026
Summary

A medium-severity authorisation issue could allow an unauthenticated visitor to view unpublished job-position details in affected Dolibarr installations. Here is what site owners should check.

High
Reported: 26 Oct 2026Updated: 4 Nov 2026
Summary

A reported vulnerability affects Dolibarr ERP CRM versions before 24.0.0. It requires administrator authentication, but could allow operating-system commands to be run as the web server user.

Software libraries (62)

svg-sanitizer

CVE-2026-121443
Medium
Reported: 3 Nov 2026
Summary

A published advisory describes a medium-severity denial-of-service issue in certain versions of svg-sanitizer. Here is what site owners should check and do next.

svg-sanitizer

CVE-2026-121444
High
Reported: 3 Nov 2026
Summary

A high-severity vulnerability in svg-sanitizer could make a website’s PHP workers spend excessive time processing a specially prepared SVG file. Here is what to check and what the available evidence does—and does not—show.

pypdf

CVE-2026-119209
High
Reported: 29 Oct 2026Updated: 3 Nov 2026
Summary

A security issue in older versions of the open-source pypdf library could make an application use excessive memory when opening a specially crafted PDF. Here is how to check whether it is relevant to your site or software.

pypdf

CVE-2026-119208
High
Reported: 29 Oct 2026Updated: 4 Nov 2026
Summary

A high-severity issue in pypdf can cause excessive processing and memory use when an application reads the page count of a specially crafted encrypted PDF.

pypdf

CVE-2026-119207
High
Reported: 29 Oct 2026Updated: 3 Nov 2026
Summary

A flaw in the Python PDF library pypdf can cause excessive memory use when it processes a specially malformed PDF. Here is how to check what your site or application uses.

Other software (442)

RosarioSIS

CVE-2026-121731
High
Reported: 3 Nov 2026Updated: 4 Nov 2026
Summary

A published security advisory affects RosarioSIS versions before 12.9. Here is what it means and what administrators can sensibly check.

RosarioSIS

CVE-2026-121732
Low
Reported: 3 Nov 2026Updated: 4 Nov 2026
Summary

A low-severity issue could allow a school-scoped administrator to change fee and payment records belonging to students at another school. There is no established exploitation, but affected sites should check their installation and follow the publisher’s current guidance.

Stanza

CVE-2026-115878
High
Reported: 3 Nov 2026Updated: 4 Nov 2026
Summary

A high-severity issue in the Stanza Python language-processing library affects a stated range of releases. Here is what site owners and developers should check.

Critical
Reported: 3 Nov 2026Updated: 4 Nov 2026
Summary

A security issue in fastapi-code-generator can affect generated FastAPI code when certain OpenAPI response data is influenced by an attacker. Here is what to check and how to respond sensibly.

Critical
Reported: 3 Nov 2026Updated: 4 Nov 2026
Summary

A vulnerability in fastapi-code-generator can place attacker-controlled Python code in generated FastAPI route handlers. Here is what website owners and maintainers should check.

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