CVE-2026-69968: Libarchive relative path traversal in Windows

CVE-2026-69968 · Severity: medium · CVSS 6.5 · Published 2026-10-13

Libarchive is a widely-used library for reading and writing archive files. A path traversal flaw allows attackers to extract files outside their intended directory, potentially overwriting system files or placing malicious code on Windows systems via network-delivered archives.

Technologies: Libarchive. Vendors: Libarchive.

Quick answers

Is CVE-2026-69968 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-69968 being exploited in the wild.
How severe is CVE-2026-69968?
Medium severity, with a CVSS score of 6.5, published 13 October 2026.
Which products and versions are affected?
libarchive Libarchive.
Is there a fix for CVE-2026-69968?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-69968 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2026-69968?
Check whether you run Libarchive. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A relative path traversal vulnerability in Libarchive's archive extraction logic fails to properly validate file paths, allowing attackers to use ".." sequences to escape the target extraction directory. The vulnerability is exploitable via network delivery of a specially crafted archive file; no authentication or special user interaction is required beyond opening the archive.

Affected products

  • libarchive Libarchive

Timeline

  • 2026-10-13: disclosed

References

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