What is RHSA-2026:2852?

RHSA-2026:2852 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: OpenShift Security Profiles Operator bug fix and enhancement update

Which CVE IDs does RHSA-2026:2852 cover?

RHSA-2026:2852 covers the following CVE IDs: CVE-2025-66506, CVE-2025-66564. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:2852?

RHSA-2026:2852 has a CVSS v3 base score of 7.5, published by Red Hat Product Security.

RHSA-2026:2852HighCVSS 7.5

Red Hat Security Advisory: OpenShift Security Profiles Operator bug fix and enhancement update

Vendor

Red Hat Product Security

Published

February 17, 2026

Last Modified

June 3, 2026

🔗 CVE IDs covered (2)

CVE-2025-66506 →CVE-2025-66564 →

📋 Description

CVE-2025-66506 — github.com/sigstore/fulcio: Fulcio: Denial of Service via crafted OpenID Connect (OIDC) token CVE-2025-66564 — github.com/sigstore/timestamp-authority: Sigstore Timestamp Authority: Denial of Service via excessive OID or Content-Type header parsing

🔗 References (5)

selfhttps://access.redhat.com/errata/RHSA-2026:2852
externalhttps://access.redhat.com/security/cve/CVE-2025-66506
externalhttps://access.redhat.com/security/cve/CVE-2025-66564
externalhttps://access.redhat.com/security/updates/classification/
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_2852.json