Red Hat Security Advisory: perl security update
Affects Red HatSource GCVE Database
Not known to be exploited.
Data as of 25 Oct 2026, 19:02 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 44% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Exploitation evidence
Disclosed: evidence found.
CVE published 13 May 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
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), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Red Hat Product Security Red Hat | Affected
| Fixed in– |
AI-suggested
Red Hat has released updated Perl packages for Red Hat Enterprise Linux 10 that address this vulnerability. Users should apply the official Red Hat security update as described in advisory RHSA-2025:7500 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor.
Description
A heap buffer overflow vulnerability exists in Perl versions 5.34, 5.36, 5.38, and 5.40 when transliterating non-ASCII bytes. This issue affects Red Hat Enterprise Linux 10 distributions using these Perl versions. Red Hat has issued an important security advisory with updates to address this vulnerability.