CVE-2026-48353: adobe c2pa Improper Input Validation
Vulnerability summary
CVE-2026-48353 is a medium (CVSS 5.5) Improper Input Validation vulnerability in adobe c2pa. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 17% of scored vulnerabilities.
Timeline
- 14-07-2026PublishedVulnerability first disclosed.
- 27-08-2026Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS trend
Probability
0.26%
Chance of exploitation in the next 30 days
Percentile
17%
Versus all other CVEs
30-day change
0.00 pp
From 0.26% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Adobe6 products
- c2pa≤ 0.84.0
- c2pa-web≤ 0.7.0
- c2patool≤ 0.17.0
- content credentials command-line tool≤ c2patool-v0.16.5
- content credentials js sdk≤ @contentauth/c2pa-web@0.7.0
1 vendor · 6 products