Improper input validation in Adobe C2pa
CVE-2026-48353
CAI Content Credentials is affected by an Improper Input Validation vulnerability that could lead to arbitrary file system read. An attacker could exploit this vulnerability to access sensitive files and directories outside the intended access scope. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (17.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 17.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Adobe C2pa
- Adobe C2patool
- Adobe C2pa-Web
- Adobe Content Credentials Command-Line Tool — versions 0, c2patool-v0.26.65
- Adobe Content Credentials Js Sdk — versions 0, @contentauth/c2pa-web@0.9.0
- Adobe Content Credentials Rust Sdk — versions 0, c2pa-v0.85.2
- Apple Iphone OS
- Apple macOS
- Google Android
- Linux Kernel
Weakness classification (CWE)
References
- helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-80.html (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-48353?
- CVE-2026-48353 is a medium-severity vulnerability in Adobe C2pa, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2026-07-14.
- How severe is CVE-2026-48353?
- Medium severity. CVSS v3 base score is 5.5 out of 10.