VDB
DEBIAN-CVE-2026-4539
DEBIAN-CVE-2026-4539
PUBLISHED
CVSS 3.299999952316284 LOW
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.
Risk Scores
CVSS 3.1
3.299999952316284
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:11 | pygments | 2.13.0+dfsg, 2.12.0+dfsg-1~exp1, 2.12.0+dfsg-2 |
| Debian:13 | pygments | 2.19.2+dfsg, 2.19.2+dfsg-1, 0 |
| Debian:12 | pygments | 2.18.0+dfsg-2, 2.19.2+dfsg-1, * |
| Debian:14 | pygments | 2.18.0+dfsg, 0, 2.18.0+dfsg-2 |
| Cloudflare | access |
Exploit Intelligence
- .hone-gates.json (github-poc)
- tmp_audit.json (github-poc)
- pr-checks.yml (github-poc)
- config.yml (github-poc)
- .gitlab-ci.yml (github-poc)
- .pre-commit-config.yaml (github-poc)
- .pre-commit-config.yaml (github-poc)
- .pre-commit-config.yaml (github-poc)
- .pre-commit-config.yaml (github-poc)
- .pre-commit-config.yaml (github-poc)
…and 25 more exploits
Timeline
- Mar 22, 2026 CVE Published
- Apr 28, 2026 CVE Updated