CVE-2026-5052Published
Vault Vulnerable to Server-Side Request Forgery in ACME Challenge Validation via Attacker-Controlled DNS
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-5052 · Microsoft / collected KEV context
cve-program · CVE-2026-5052
euvd · EUVD-2026-23344
nvd · CVE-2026-5052
osv · GHSA-8r5m-3f66-qpr3
- https://nvd.nist.gov/vuln/detail/CVE-2026-5052
- https://discuss.hashicorp.com/t/hcsec-2026-06-vault-vulnerable-to-server-side-request-forgery-in-acme-challenge-validation-via-attacker-controlled-dns/77343
- https://github.com/advisories/GHSA-8r5m-3f66-qpr3
- https://github.com/hashicorp/vault
osv · GO-2026-5262
Related operational evidence
Explicit CVE identifiersNo related operational record is retained in the current change model.