Medium severity · published Oct 13, 2026
CVE-2026-102502
CAI Content Credentials | Improper Verification of Cryptographic Signature (CWE-347)
5.3
CVSS
0.4%
EPSS
No
On KEV
Description
CAI Content Credentials is affected by an Improper Verification of Cryptographic Signature vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized limited write access. Exploitation of this issue does not require user interaction.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CT
C2PA Tool · Adobe
through c2patool-v0.27.15 · source: vendor
CC
Content Credentials JS SDK · Adobe
through @contentauth/c2pa-web@0.13.4 · source: vendor
CC
Content Credentials Rust SDK · Adobe
through c2pa-v0.90.15 · source: vendor
C2
C2pa · Adobe
before 0.91.1 · source: NVD
C2
C2pa-web · Adobe
before 0.15.3 · source: NVD
C2
C2patool · Adobe
before 0.28.1 · source: NVD
Affected product
CT
C2PA Tool
Adobe
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