PatchTheCVEperl vulnerabilities and fixes
Recent CVEs affecting perl, with upgrade or downgrade steps. 2 tracked.
perl has 2 tracked vulnerabilities, 1 critical. A fixed release or vendor patch exists for 2. Most recent: 2026-07-13. Highest priority: CVE-2026-13221 (score 46/100).
- CVE-2026-13221 CRITICAL 9.1 UPGRADE Perl versions before 5.40.5-RC1, from 5.41.0 before 5.42.3-RC1, from 5.43.0 before 5.43.10 produce silently in
- CVE-2026-57432 HIGH 8.4 UPGRADE Perl versions before 5.40.5-RC1, from 5.41.0 before 5.42.3-RC1, from 5.43.0 before 5.43.11 have an integer ove
FAQ
How do I fix perl vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is perl being exploited right now?
None of the tracked perl CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which perl CVE should I patch first?
CVE-2026-13221 currently ranks highest (46/100): Perl versions before 5.40.5-RC1, from 5.41.0 before 5.42.3-RC1, from 5.43.0 before 5.43.10 produce silently in.