CVE-2026-71443: adobe c2pa Improper Input Validation
CVSS: 7.5v3.1HighAnalyzed
Published 25-08-2026Last modified 27-08-2026
Vulnerability summary
CVE-2026-71443 is a high (CVSS 7.5) Improper Input Validation vulnerability in adobe c2pa. EPSS estimates a 0.93% chance of exploitation in the next 30 days, higher than 59.8% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (CVE.org)EPSS score
0.93%
0%100%
Low · +0.42 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 25-08-2026PublishedVulnerability first disclosed.
- 27-08-2026Last modifiedVulnerability information updated.
Description
CAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue does not require user interaction.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.93%
Chance of exploitation in the next 30 days
Percentile
60%
Versus all other CVEs
30-day change
+0.42 pp
From 0.51% on 19-09-2026
19-09-202619-10-2026
EPSS score0.93%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Adobe4 products
- c2pa≤ 0.89.0
- c2pa tool≤ c2patool-v0.26.70
- c2patool≤ 0.26.70
- content credentials rust sdk≤ c2pa-v0.89.0
1 vendor · 4 products