CVE-2026-100125: Adobe Content Credentials improper input validation security feature bypass

CVE-2026-100125 · Severity: medium · CVSS 5.9 · Published 2026-10-13

Adobe Content Credentials is a library for verifying the authenticity and integrity of digital content through cryptographic signatures. Multiple improper input validation vulnerabilities allow attackers to bypass security features and gain unauthorized write access to content credentials without requiring user interaction. No known exploitation in the wild, but fixes are available across all affected product components.

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

Quick answers

Is CVE-2026-100125 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-100125 being exploited in the wild.
How severe is CVE-2026-100125?
Medium severity, with a CVSS score of 5.9, 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-v0.90.15 and earlier.
Is there a fix for CVE-2026-100125?
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-2026-100125 attacked?
It is attacked over the network.
Am I affected by CVE-2026-100125?
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

The advisory addresses multiple input validation flaws in Adobe's Content Credentials Rust SDK, C2PA Tool, and JS SDK that enable security feature bypass and unauthorized write operations. Vulnerabilities include improper input validation, certificate validation bypass, access control issues, SSRF, and cryptographic signature verification flaws; all are network-accessible without authentication or user interaction. Patches are available for all affected products.

Affected products

  • Adobe Content Credentials Rust SDK 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: disclosed

References

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