RHSA-2026:11493HighCVSS 8.1

Red Hat Security Advisory: pcs security update

Published
April 29, 2026
Last Modified
August 2, 2026

🔗 CVE IDs covered (2)

CVE-2026-4800 →CVE-2026-31958 →

📋 Description

CVE-2026-4800 — lodash: lodash: Arbitrary code execution via untrusted input in template imports CVE-2026-31958 — tornado-python: Tornado: Denial of Service via large multipart bodies

🎯 Affected products8

  • Red Hat Enterprise Linux High Availability AUS (v.8.4)
  • Red Hat Enterprise Linux HighAvailability EUS EXTENSION (v.8.4)
  • pcs-0:0.10.8-1.el8_4.11.src as a component of Red Hat Enterprise Linux High Availability AUS (v.8.4)
  • pcs-0:0.10.8-1.el8_4.11.src as a component of Red Hat Enterprise Linux HighAvailability EUS EXTENSION (v.8.4)
  • pcs-0:0.10.8-1.el8_4.11.x86_64 as a component of Red Hat Enterprise Linux High Availability AUS (v.8.4)
  • pcs-0:0.10.8-1.el8_4.11.x86_64 as a component of Red Hat Enterprise Linux HighAvailability EUS EXTENSION (v.8.4)
  • pcs-snmp-0:0.10.8-1.el8_4.11.x86_64 as a component of Red Hat Enterprise Linux High Availability AUS (v.8.4)
  • pcs-snmp-0:0.10.8-1.el8_4.11.x86_64 as a component of Red Hat Enterprise Linux HighAvailability EUS EXTENSION (v.8.4)

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

🔗 References (5)