cvedb.io
CVE-2026-4539
LOW · CVSS 3.3
EPSS exploitation probability: 0%
Published 2026-03-22T06:16:20.913 · Last modified 2026-06-17T10:56:46.690

Summary

A security flaw has been discovered in pygments up to 2.19.2. The impacted element is the function AdlLexer of the file pygments/lexers/archetype.py. The manipulation results in inefficient regular expression complexity. The attack is only possible with local access. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.