Advisory severityHigh8.1Red Hat Linux

High [CVE-2026-52776] Server-Side Request Forgery (SSRF) bypass via IPv4-mapped IPv6 and 0.0.0.0

This high-severity Red Hat Linux advisory covers CVE-2026-52776; related products: File Integrity Operator.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-52776 Source published Aug 25, 2026Source updated Aug 25, 2026

VulniPulse record published Aug 28, 2026Record updated Sep 2, 2026

CVE-2026-52776

Monitor future Red Hat Linux CVEs from your phone.

Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 34 official vendor sources and 160+ reviewed platform categories.

Matching phone alertsOptional email delivery

Get CVE alerts See app features

Summary

Server-Side Request Forgery (SSRF) bypass via IPv4-mapped IPv6 and 0.0.0.0. Red Hat rates this important (CVSS 8.1).

Weakness: CWE-1289.

Affected product named by the advisory: File Integrity Operator.

Affected versions

< 3.12.4
< 4.0.0
< 4.0.3

Official advisory · high-confidence parse· fetched 1 month ago·verify at source

Fixed versions

3.12.4
4.1.0

Official advisory · high-confidence parse· fetched 1 month ago·verify at source

Mitigation

Upgrade to a fixed release: 3.12.4, 4.1.0. That is the remediation for this advisory.

The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.

Official advisory · high-confidence parse· fetched 1 month ago·verify at source

Discussion(0)

No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.