Red Hat Security Advisory: resource-agents security update
Affects Red Hat resource-agentsSource GCVE Database
Not known to be exploited.
Data as of 30 Oct 2026, 20:36 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- EPSS
- 0.6% chance of exploitation in 30 days – higher than 52% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Exploitation evidence
Disclosed: evidence found.
CVE published 3 Feb 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 30 Oct 2026.
What to do
AI-suggested
Red Hat has released an update for the resource-agents packages that addresses CVE-2025-66471. Users of affected Red Hat Enterprise Linux 7 Extended Lifecycle Support variants should apply the update as described in the Red Hat advisory (https://access.redhat.com/articles/11258). Since a fix is available, applying the official update is the recommended mitigation. No additional or alternative mitigations are indicated by the vendor.
Description
A security update for the resource-agents packages in Red Hat Enterprise Linux 7 Extended Lifecycle Support addresses a vulnerability in the urllib3 Streaming API that improperly handles highly compressed data (CVE-2025-66471). The resource-agents provide scripts for Pacemaker and RGManager service managers to operate in high-availability environments. The update is rated as important by Red Hat Product Security. No CVSS score is provided in the advisory. The issue affects several Red Hat Enterprise Linux 7 Extended Lifecycle Support variants, including SAP and high availability products.