CVE-2026-71488

league/commonmark is a PHP library for parsing and rendering CommonMark Markdown. From 0.6.0 until 2.9.0, specially crafted Markdown lines can cause the parser to have quadratic time complexity when converting, because several parsing paths repeatedly rescan growing portions of a line to translat...

DEBIAN-CVE-2026-71488

league/commonmark is a PHP library for parsing and rendering CommonMark Markdown. From 0.6.0 until 2.9.0, specially crafted Markdown lines can cause the parser to have quadratic time complexity when converting, because several parsing paths repeatedly rescan growing portions of a line to translat...

UBUNTU-CVE-2026-71488

league/commonmark is a PHP library for parsing and rendering CommonMark Markdown. From 0.6.0 until 2.9.0, specially crafted Markdown lines can cause the parser to have quadratic time complexity when converting, because several parsing paths repeatedly rescan growing portions of a line to translat...

GHSA-2Q4P-G7HV-5RGV league/commonmark: Quadratic-time denial of service when parsing crafted Markdown

Impact Affected versions of league/commonmark can have quadratic time complexity when parsing specially crafted Markdown lines. In practical terms, doubling the length of an affected line can make the parser perform roughly four times as much work. The parser identifies locations using character...

CVE-2026-71488 league/commonmark: Quadratic-time denial of service when parsing crafted Markdown

league/commonmark is a PHP library for parsing and rendering CommonMark Markdown. From 0.6.0 until 2.9.0, specially crafted Markdown lines can cause the parser to have quadratic time complexity when converting, because several parsing paths repeatedly rescan growing portions of a line to translat...

CVE-2026-71488 league/commonmark: Quadratic-time denial of service when parsing crafted Markdown

league/commonmark is a PHP library for parsing and rendering CommonMark Markdown. From 0.6.0 until 2.9.0, specially crafted Markdown lines can cause the parser to have quadratic time complexity when converting, because several parsing paths repeatedly rescan growing portions of a line to translat...

CVE-2026-71488

league/commonmark is a PHP library for parsing and rendering CommonMark Markdown. From 0.6.0 until 2.9.0, specially crafted Markdown lines can cause the parser to have quadratic time complexity when converting, because several parsing paths repeatedly rescan growing portions of a line to translat...

CVE-2026-71488

league/commonmark is a PHP library for parsing and rendering CommonMark Markdown. From 0.6.0 until 2.9.0, specially crafted Markdown lines can cause the parser to have quadratic time complexity when converting, because several parsing paths repeatedly rescan growing portions of a line to translat...

CVE-2026-71488 league/commonmark: Quadratic-time denial of service when parsing crafted Markdown

league/commonmark is a PHP library for parsing and rendering CommonMark Markdown. From 0.6.0 until 2.9.0, specially crafted Markdown lines can cause the parser to have quadratic time complexity when converting, because several parsing paths repeatedly rescan growing portions of a line to translat...

CVE-2026-71488

The CVE concerns league/commonmark (PHP) with a vulnerability in versions 0.6.0–2.9.0 where crafted Markdown can trigger quadratic-time processing during parsing/conversion. The root cause involves repeatedly rescanning growing segments to translate character positions to byte positions, and the ...

PT-2026-68813

Name of the Vulnerable Software and Affected Versions league/commonmark versions 0.6.0 through 2.8.3 Description Specially crafted Markdown lines can cause the parser to exhibit quadratic time complexity during conversion. This occurs because several parsing paths repeatedly rescan growing portio...

CVE-2026-71488: Inefficient Algorithmic Complexity

league/commonmark is a PHP library for parsing and rendering CommonMark Markdown. From 0.6.0 until 2.9.0, specially crafted Markdown lines can cause the parser to have quadratic time complexity when converting, because several parsing paths repeatedly rescan growing portions of a line to translat...

EUVD-2022-41748

Malicious code in bioql PyPI...

Fedora 39 : ghostwriter (2023-d1e9e62a92)

The remote Fedora 39 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2023-d1e9e62a92 advisory. Automatic update for ghostwriter-23.03.90-2.fc39. Changelog Sat Apr 1 2023 Vitaly Zaitsev - 23.03.90-2 - Switched to Ninja. - Explicitly set Release...

RSEC-2023-7 Denial of Service (DoS) and Arbitrary Code Execution (ACE) vulnerabilities

cmark-gfm, GitHub's extended CommonMark library, has multiple vulnerabilities. Versions prior to 0.29.0.gfm.6 suffer from a polynomial time complexity issue in the autolink extension, causing denial of service. Also, versions before 0.29.0.gfm.3 and 0.28.3.gfm.21 contain an integer overflow in...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read in the validateprotocol function in extensions/autolink.c, which exposes malloc metadata. NOTE: The maintainers believe this is harmless. PoC sh echo "to:[email protected]" | ./src/cmark-gfm -e autolink Remediation...

PT-2023-18537

Name of the Vulnerable Software and Affected Versions cmark-gfm versions prior to 0.29.0.gfm.12 Description The issue concerns a polynomial time complexity problem in multiple components, including the autolink extension, handle close bracket, and parsing of certain text patterns, which may lead ...

PT-2023-18535

Name of the Vulnerable Software and Affected Versions cmark-gfm versions prior to 0.29.0.gfm.7 cmark-gfm versions prior to 0.29.0.gfm.12 Description The issue concerns a polynomial time complexity problem in cmark-gfm, which may lead to unbounded resource exhaustion and subsequent denial of...

Fedora 35 : ghc-cmark-gfm (2022-f1aed93db8)

The remote Fedora 35 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2022-f1aed93db8 advisory. updates the C library to 0.29.0.gfm.6 which fixes CVE-2022-39209 Tenable has extracted the preceding description block directly from the Fedora...

CVE-2022-39209

cmark-gfm is GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C. In versions prior to 0.29.0.gfm.6 a polynomial time complexity issue in cmark-gfm's autolink extension may lead to unbounded resource exhaustion and subsequent denial of service. Users may verify the...