CVE-2026-48437
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Improper Certificate Validation in CAI Content Credentials

Vulnerability report for CVE-2026-48437, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-11

Last updated on: 2026-08-28

Assigner: Adobe Systems Incorporated

Description

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. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-08-11
Last Modified
2026-08-28
Generated
2026-09-01
AI Q&A
2026-08-12
EPSS Evaluated
2026-08-30
NVD
EUVD

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
adobe c2pa to 0.90.6 (exc)
adobe c2pa-web to 0.12.1 (exc)
adobe c2patool to 0.27.6 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-295 The product does not validate, or incorrectly validates, a certificate.

Attack-Flow Graph

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Executive Summary

CAI Content Credentials has an Improper Certificate Validation vulnerability that allows attackers to bypass security features and gain unauthorized write access. Exploitation requires user interaction, such as visiting a malicious URL or interacting with a compromised web page.

Detection Guidance

Detection of this vulnerability requires monitoring for unauthorized write access attempts or unusual certificate validation bypasses. Check logs for interactions with maliciously crafted URLs or compromised web pages. Inspect network traffic for suspicious certificate exchanges related to CAI Content Credentials.

Impact Analysis

This vulnerability could allow an attacker to bypass security measures and gain unauthorized write access to your system. Since it requires user interaction, you could be impacted by visiting a malicious link or compromised webpage.

Compliance Impact

This vulnerability could potentially impact compliance with GDPR and HIPAA by allowing unauthorized write access through bypassed security measures. Unauthorized modifications to content could lead to data integrity issues, which are critical under both regulations. However, specific compliance impacts depend on implementation details not provided in the CVE data.

Mitigation Strategies

Update CAI Content Credentials to the latest version to address the improper certificate validation issue. Ensure users avoid visiting untrusted URLs or interacting with suspicious web pages to prevent exploitation.

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