CVE-2026-86428

commonmark versions from 1.5.0 before 2.10.0 contain a denial of service vulnerability in the AttributesExtension when processing distinctly-named attributes. Attackers can submit Markdown with numerous distinct attribute names to cause quadratic-time attribute merging and filtering, consuming...

EUVD-2026-72386

commonmark versions from 1.5.0 before 2.10.0 contain a denial of service vulnerability in the AttributesExtension when processing distinctly-named attributes. Attackers can submit Markdown with numerous distinct attribute names to cause quadratic-time attribute merging and filtering, consuming...

CVE-2026-86428 commonmark 1.5.0 before 2.10.0 Denial of Service via Attributes

commonmark versions from 1.5.0 before 2.10.0 contain a denial of service vulnerability in the AttributesExtension when processing distinctly-named attributes. Attackers can submit Markdown with numerous distinct attribute names to cause quadratic-time attribute merging and filtering, consuming...

CVE-2026-86428

PHP League CommonMark (versions 1.5.0 through before 2.10.0 ) is affected by a denial-of-service vulnerability in the AttributesExtension . When processing Markdown containing numerous distinctly-named attributes, the extension performs quadratic-time attribute merging and filtering , consuming d...

Linux Distros Unpatched Vulnerability : CVE-2026-86428

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - commonmark versions from 1.5.0 before 2.10.0 contain a denial of service vulnerability in the AttributesExtension when processing distinctly-named attributes...

Deserialization of untrusted data

php-svg-lib is an SVG file parsing / rendering library. Prior to version 0.5.1, when handling tag that references an tag, it merges the attributes from the tag to the tag. The problem pops up especially when the href attribute from the tag has not been sanitized. This can lead to an unsafe file...