CVE-2026-100122: Adobe Content Credentials SDK improper certificate validation

CVE-2026-100122 · Severity: high · CVSS 7.5 · Published 2026-10-13

Adobe Content Credentials SDK, which is used to embed and verify provenance information in digital content, contains multiple improper certificate validation flaws. An attacker could exploit these to bypass security checks and forge or tamper with content credentials without detection, potentially leading to fraudulent media or data manipulation.

Technologies: Adobe C2pa, Adobe C2PA Tool, Adobe C2pa-Web, Adobe C2patool, Adobe Content Credentials JS SDK, Adobe Content Credentials Rust SDK (c2pa). Vendors: Adobe.

Quick answers

Is CVE-2026-100122 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-100122 being exploited in the wild.
How severe is CVE-2026-100122?
High severity, with a CVSS score of 7.5, published 13 October 2026.
Which products and versions are affected?
Adobe C2PA Tool c2patool-v0.27.15 and earlier; Adobe Content Credentials JS SDK @contentauth/c2pa-web@0.13.4 and earlier; Adobe Content Credentials Rust SDK (c2pa) c2pa-v0.90.15 and earlier.
Is there a fix for CVE-2026-100122?
Yes: fixed in Content Credentials Rust SDK c2pa-v0.91.1; C2PA Tool c2patool-v0.28.1; Content Credentials JS SDK @contentauth/c2pa-web@0.15.3. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-100122 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2026-100122?
Check whether you run Adobe C2pa, Adobe C2PA Tool, Adobe C2pa-Web or one of the others listed at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Fixed in: Content Credentials Rust SDK c2pa-v0.91.1; C2PA Tool c2patool-v0.28.1; Content Credentials JS SDK @contentauth/c2pa-web@0.15.3

Technical details

Multiple improper certificate validation vulnerabilities (CWE-295) allow network-based attackers without authentication to bypass cryptographic protections in the Content Credentials Rust SDK, C2PA Tool, and JS SDK. The vulnerabilities enable unauthorized modification (integrity compromise) of credentials and authenticated metadata. Patches are available in Content Credentials Rust SDK c2pa-v0.91.1, C2PA Tool c2patool-v0.28.1, and Content Credentials JS SDK @contentauth/c2pa-web@0.15.3.

Affected products

  • Adobe Content Credentials Rust SDK (c2pa) c2pa-v0.90.15 and earlier
  • Adobe C2PA Tool c2patool-v0.27.15 and earlier
  • Adobe Content Credentials JS SDK @contentauth/c2pa-web@0.13.4 and earlier

Timeline

  • 2026-10-13: advisory: Adobe security bulletin APSB26-163 published

References

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