ROOT-APP-PYPI-CVE-2026-67422 CVE-2026-67422 in pymdown-extensions - Patched by Root

Root has patched CVE-2026-67422 in the pymdown-extensions package for Root:PyPI. Multiple fixed versions available...

ROOT-APP-PYPI-CVE-2026-46338 CVE-2026-46338 in pymdown-extensions - Patched by Root

Root has patched CVE-2026-46338 in the pymdown-extensions package for Root:PyPI. Multiple fixed versions available...

PYSEC-2026-3654 pymdown-extensions: exponential-backtracking ReDoS in caret, tilde, betterem, and magiclink inline processors

Summary Four inline processors in pymdown-extensions contain regular expressions with exponential backtracking. A single untrusted Markdown line under 50 bytes drives markdown.markdown into unbounded CPU on the rendering thread seconds at 45 bytes, growing exponentially with each added character...

pymdown-extensions: exponential-backtracking ReDoS in caret, tilde, betterem, and magiclink inline processors

SummaryFour inline processors in pymdown-extensions contain regular expressions withexponential backtracking. A single untrusted Markdown line under50 bytes drives markdown.markdown into unbounded CPU on the rendering threadseconds at 45 bytes, growing exponentially with each added character. All...

CVE-2026-67422

creationtimestamp| type| source ---|---|--- 2026-08-07 21:05:02+00:00| published-proof-of-concept| https://github.com/facelessuser/pymdown-extensions/security/advisories/GHSA-gm37-52c6-37mw 2026-08-08 02:32:35+00:00| seen| https://gist.github.com/alon710/6f3e0768fc0386f4c965af62333fef78 2026-08-1...

EUVD-2026-54256

pymdown-extensions: exponential-backtracking ReDoS in caret, tilde, betterem, and magiclink inline processors...

Regular Expression Denial of Service (ReDoS)

Overview pymdown-extensions is an Extension pack for Python Markdown. Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS in the processing of Markdown input by certain inline processors, specifically when handling crafted delimiter runs in the caret,...

GHSA-GM37-52C6-37MW pymdown-extensions: exponential-backtracking ReDoS in caret, tilde, betterem, and magiclink inline processors

Summary Four inline processors in pymdown-extensions contain regular expressions with exponential backtracking. A single untrusted Markdown line under 50 bytes drives markdown.markdown into unbounded CPU on the rendering thread seconds at 45 bytes, growing exponentially with each added character...

pymdown-extensions: exponential-backtracking ReDoS in caret, tilde, betterem, and magiclink inline processors

Summary Four inline processors in pymdown-extensions contain regular expressions with exponential backtracking. A single untrusted Markdown line under 50 bytes drives markdown.markdown into unbounded CPU on the rendering thread seconds at 45 bytes, growing exponentially with each added character...

CVE-2026-67422

A flaw was found in pymdown-extensions, a collection of extensions for the Python Markdown library. This vulnerability, known as a Regular Expression Denial of Service ReDoS, arises from how certain inline processors handle regular expressions. An unauthenticated remote attacker can exploit this ...

Linux Distros Unpatched Vulnerability : CVE-2026-61632

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. In versions up to and including 10.21.3, the b64 extension is vulnerable to ...

Linux Distros Unpatched Vulnerability : CVE-2026-67422

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - pymdown-extensions is a collection of extensions for the Python Markdown library. In versions up to and including 11.0, four inline processors caret, tilde,...

CVE-2026-67422

pymdown-extensions is a collection of extensions for the Python Markdown library. In versions up to and including 11.0, four inline processors caret, tilde, betterem, and magiclink use regular expressions whose content groups can partition a run of delimiter characters in exponentially many ways,...

DEBIAN-CVE-2026-67422

pymdown-extensions is a collection of extensions for the Python Markdown library. In versions up to and including 11.0, four inline processors caret, tilde, betterem, and magiclink use regular expressions whose content groups can partition a run of delimiter characters in exponentially many ways,...

CVE-2026-61632

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. In versions up to and including 10.21.3, the b64 extension is vulnerable to a path traversal that discloses arbitrary files: it inlines images referenced by by joining the src onto the configured basepath with...

UBUNTU-CVE-2026-67422

pymdown-extensions is a collection of extensions for the Python Markdown library. In versions up to and including 11.0, four inline processors caret, tilde, betterem, and magiclink use regular expressions whose content groups can partition a run of delimiter characters in exponentially many ways,...

UBUNTU-CVE-2026-61632

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. In versions up to and including 10.21.3, the b64 extension is vulnerable to a path traversal that discloses arbitrary files: it inlines images referenced by by joining the src onto the configured basepath with...

CVE-2026-61632

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. In versions up to and including 10.21.3, the b64 extension is vulnerable to a path traversal that discloses arbitrary files: it inlines images referenced by by joining the src onto the configured basepath with...

CVE-2026-67422

pymdown-extensions is a collection of extensions for the Python Markdown library. In versions up to and including 11.0, four inline processors caret, tilde, betterem, and magiclink use regular expressions whose content groups can partition a run of delimiter characters in exponentially many ways,...

CVE-2026-61632

PyMdown Extensions is a set of extensions for the Python-Markdown markdown project. In versions up to and including 10.21.3, the b64 extension is vulnerable to a path traversal that discloses arbitrary files: it inlines images referenced by by joining the src onto the configured basepath with...