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CVE-2026-115374

7.1 high SSVC exploitation: none Deferred
NVD · CVE.org

Incus 7.0.0 before 7.0.2 and 7.1.0 before 7.5.0 contains a signature verification flaw in its built-in S3 server that allows presigned URL holders to inject unsigned x-amz-* headers. Attackers can add an unsigned X-Amz-Copy-Source header to a presigned upload URL to copy other bucket objects onto the granted key, disclosing their contents and ETags.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 5

  1. StatusPublished → DeferredNVD modified 2026-10-23 17:06
  2. StatusReceived → PublishedNVD modified 2026-10-23 15:01
  3. StatusPublished → ReceivedNVD modified 2026-10-23 15:17
  4. StatusReceived → PublishedNVD modified 2026-10-22 19:13
  5. First seenCVSS 7.1NVD modified 2026-10-22 19:17

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 2