RHSA-2026:23992HighCVSS 7.5
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
🔗 CVE IDs covered (2)
📋 Description
CVE-2026-49476 — python-soupsieve: Soupsieve: Denial of Service via crafted CSS selector string CVE-2026-49477 — soupsieve: Soupsieve: Denial of Service via crafted CSS selector strings
🎯 Affected products3
- Red Hat Hardened Images
- python-attrs-main@noarch as a component of Red Hat Hardened Images
- python-attrs-main@src as a component of Red Hat Hardened Images
✅ Remediation
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://images.redhat.com/ Workaround: There is no mitigation for this flaw other than updating the soupsieve package when upstream patches are available. The impact is limited to availability (denial of service) — an attacker cannot access or modify data through this vulnerability. Applications that do not process untrusted CSS selector strings are at reduced risk.
🔗 References (6)
- selfhttps://access.redhat.com/errata/RHSA-2026:23992
- externalhttps://images.redhat.com/
- externalhttps://access.redhat.com/security/cve/CVE-2026-49477
- externalhttps://access.redhat.com/security/updates/classification/
- externalhttps://access.redhat.com/security/cve/CVE-2026-49476
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_23992.json