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CVE-2026-59939VulnerabilityPublished Updated

Red Hat Security Advisory: fence-agents security update

Affects Red Hat fence-agentsSource GCVE Database

0

Not known to be exploited · fixed in Red Hat package updates : patch the Red Hat redhat/fence-agents package soon.

Data as of 26 Oct 2026, 13:47 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

EPSS
0.6% chance of exploitation in 30 days – higher than 51% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 8.4.30, 9.0.0_2

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 30 Jul 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 26 Oct 2026.

What to do

Upgrade the Red Hat redhat/fence-agents package to 8.4.30; snapcraft to 9.0.0_2.

Affected software

ProductAffectedFixed in
Red Hatredhat/fence-agentspkg:rpm/redhat/fence-agentsOther threatsAffected
  • >=8.4 <8.4.30
Fixed in
  • 8.4.30
Homebrewsnapcraftpkg:brew/snapcraftOther threatsAffected
  • >=3.9 <9.0.0_2
Fixed in
  • 9.0.0_2

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster. Security Fix(es): * httplib2: httplib2: Denial of Service via unbounded decompression of HTTP response bodies (CVE-2026-59939) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

References

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