Content Credentials Rust SDK vulnerability

CAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue does not require user interaction.

Published 13 Oct 2026Updated 17 Oct 20261 sources
CVSS 7.5

What happened

CAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue does not require user interaction.

Affected versions

Content Credentials Rust SDK: 0 through c2pa-v0.90.15 (custom); 0 through c2patool-v0.27.15 (custom); 0 through @contentauth/c2pa-web@0.13.4 (custom) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.