Advisory Database
  • Advisories
  • Dependency Scanning
  1. pypi
  2. ›
  3. Pygments
  4. ›
  5. CVE-2022-40896

CVE-2022-40896: Pygments vulnerable to ReDoS

July 19, 2023 (updated October 24, 2024)

A ReDoS issue was discovered in pygments/lexers/smithy.py in Pygments until 2.15.0 via SmithyLexer.

References

  • github.com/advisories/GHSA-mrwq-x4v8-fh7p
  • github.com/pygments/pygments
  • github.com/pygments/pygments/blob/master/pygments/lexers/smithy.py
  • github.com/pygments/pygments/commit/97eb3d5ec7c1b3ea4fcf9dee30a2309cf92bd194
  • github.com/pygments/pygments/commit/dd52102c38ebe78cd57748e09f38929fd283ad04
  • github.com/pygments/pygments/commit/fdf182a7af85b1deeeb637ca970d31935e7c9d52
  • github.com/pypa/advisory-database/tree/main/vulns/pygments/PYSEC-2023-117.yaml
  • lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZGMXALE3HSP4OXC7UUWIKX3OXKZDTY3
  • lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZO4BQCIY2S2KZYHERQMKURB7AHXDBO
  • nvd.nist.gov/vuln/detail/CVE-2022-40896
  • pypi.org/project/Pygments
  • pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages-part-2

Code Behaviors & Features

Detect and mitigate CVE-2022-40896 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 2.15.0

Fixed versions

  • 2.15.0

Solution

Upgrade to version 2.15.0 or above.

Impact 5.5 MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-434: Unrestricted Upload of File with Dangerous Type

Source file

pypi/Pygments/CVE-2022-40896.yml

Spotted a mistake? Edit the file on GitLab.

  • Site Repo
  • About GitLab
  • Terms
  • Privacy Statement
  • Contact

Page generated Sun, 08 Nov 2026 00:15:52 +0000.