Critical [CVE-2026-20912] Cross-Repository Authorization Bypass via Release Attachment Linking Leads to Private Attachment Disclosure
This critical-severity Red Hat Linux advisory covers CVE-2026-20912 affecting Red Hat Enterprise Linux.
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Summary
Cross-Repository Authorization Bypass via Release Attachment Linking Leads to Private Attachment Disclosure. Red Hat rates this critical (CVSS 9.1).
Weakness: CWE-283. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Affected product named by the advisory: Red Hat Enterprise Linux.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Red Hat rates this critical; a fix erratum may not be out yet — apply the RHSA as soon as it publishes.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Discussion(0)
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