CVE-2026-48442: CAI Content Credentials | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22)

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-11 · updated 2026-08-28
Weakness: CWE-22

Description

CAI Content Credentials is affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could result in a Arbitrary file system read. An attacker could leverage this vulnerability to gain unauthorized read access to files or directories outside the intended restrictions. Exploitation of this issue does not require user interaction. Scope is changed.

Affected products

Adobe C2Pa: before 0.90.6 — fixed in 0.90.6
Adobe C2Pa-Web: before 0.12.1 — fixed in 0.12.1
Adobe C2Patool: before 0.27.6 — fixed in 0.27.6

How to fix

Upgrade to a fixed version: Adobe C2Pa 0.90.6; Adobe C2Pa-Web 0.12.1; Adobe C2Patool 0.27.6. Check the vendor advisory for mitigations.

References

https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-111.html

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