Red Hat Security Advisory: perl-Archive-Tar security update
Affects Red Hat perl-Archive-TarSource GCVE Database
Not known to be exploited · CVSS 9.1 Critical : upgrade Red Hat Archive-Tar to 3.08 as a priority.
Data as of 6 Nov 2026, 02:05 UTC
- Patch
- Available – fixed in 3.08
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 26 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: 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 5 Nov 2026.
What to do
Upgrade Archive::Tar and Archive-Tar to 3.08.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| BINGOSArchive::Tar | Affected
| Fixed in
|
GitHubArchive-Tarpkg:github/Archive-TarOther 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
Red Hat has released updated perl-Archive-Tar packages that fix this vulnerability. Users should apply the security update as described in the Red Hat advisory RHSA-2026:30857 and the linked article https://access.redhat.com/articles/11258. Applying the official update fully mitigates the issue.
Description
A path traversal vulnerability (CVE-2026-42496) exists in the perl-Archive-Tar module used in Red Hat Enterprise Linux 10. This flaw allows arbitrary file access via crafted symbolic links. The vulnerability affects the handling of tar files, including compressed or gzipped tar files if IO::Zlib is installed. Red Hat has released security updates to address this issue.