SUSE · Security update for python-Pygments
Affects SUSESource GCVE Database
Public exploit available · CVSS 4.8 Medium.
Data as of 27 Oct 2026, 00:26 UTC
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:PExploitation evidence
Disclosed: evidence found.
CVE published 22 Mar 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: evidence found.
CVSS exploit maturity: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| pygments | Affected
| Fixed in– |
PyPIpygmentspkg:pypi/pygmentsOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
A security update has been released by the SUSE Product Security Team to fix this issue. Users should apply the update to remediate the vulnerability. No additional mitigation steps are indicated.
Description
A security update for python-Pygments addresses CVE-2026-4539, which involves an inefficient regular expression used for GUID and ID pattern matching. This inefficiency can lead to a Regular Expression Denial of Service (ReDoS) vulnerability in the archetype lexer component. The severity of this issue is rated as low.
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/suse-su-2026_1666-1.json (opens in a new tab)
- suse.com/support/update/announcement/2026/suse-su-20261666-1/ (opens in a new tab)
- lists.suse.com/pipermail/sle-updates/2026-May/046144.html (opens in a new tab)
- bugzilla.suse.com/1260796 (opens in a new tab)
- suse.com/security/cve/CVE-2026-4539/ (opens in a new tab)