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Fencer Intel
medium 5.9

CVE-2026-100116 json

CAI Content Credentials | Improper Certificate Validation (CWE-295)

published 27d ago modified 25d ago also EUVD-2026-100735

cvss
5.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 17%
public exploits
0
none known

Summary

CAI Content Credentials is affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploit depends on conditions beyond the attacker's control. Exploitation of this issue does not require user interaction.

Patch / fix

  • Adobe Content Credentials Rust SDK c2pa-v0.91.1
  • Adobe C2PA Tool v0.28.1
  • Adobe Content Credentials JS SDK @contentauth/c2pa-web@0.15.3

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
26d ago

Exploit prediction

0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

  • Adobe Content Credentials Rust SDK
  • Adobe C2PA Tool
  • Adobe Content Credentials JS SDK

Classification

Weakness
  • CWE-295 Improper Certificate Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.