Adobe C2PA Content Credentials: 25 Vulnerabilities Disclosed Together, Including SSRF and Bypass Flaws
Key findings • 25 CVEs disclosed simultaneously for Adobe C2PA Content Credentials on October 13, 2026. • Vulnerabilities include SSRF, improper signature/input/certificate validation, and re…
Key findings
- 25 CVEs disclosed simultaneously for Adobe C2PA Content Credentials on October 13, 2026.
- Vulnerabilities include SSRF, improper signature/input/certificate validation, and resource consumption.
- High-severity flaws could lead to privilege escalation and security feature bypass.
- Multiple vulnerabilities enable denial-of-service conditions.
- Exploitation generally does not require user interaction.
On October 13, 2026, a significant batch of 25 vulnerabilities was disclosed for Adobe Inc.'s C2PA Content Credentials, a component of their CAI (Content Authenticity Initiative) system. These vulnerabilities, all disclosed on the same day, span a range of severity levels, with a notable cluster of high-severity flaws. The disclosures highlight several recurring themes, including improper validation of signatures and input, uncontrolled resource consumption, and certificate validation issues, collectively posing risks of security feature bypass, privilege escalation, and denial-of-service conditions.
Several vulnerabilities center on the improper verification of cryptographic signatures, as seen in CVE-2026-95633, CVE-2026-95632, CVE-2026-103297, CVE-2026-103296, and CVE-2026-102502. These flaws could allow attackers to bypass security measures and gain unauthorized write access to content credentials. Similarly, improper input validation is a recurring issue, affecting CVE-2026-48378, CVE-2026-48377, CVE-2026-104345, CVE-2026-103294, CVE-2026-102501, CVE-2026-100135, CVE-2026-100120, and CVE-2026-100124. These vulnerabilities can lead to security feature bypasses, with some allowing limited write access and others depending on specific conditions for exploitation.
A critical Server-Side Request Forgery (SSRF) vulnerability, CVE-2026-95634, stands out due to its potential for privilege escalation without requiring user interaction. Additionally, multiple vulnerabilities related to uncontrolled resource consumption, including CVE-2026-106627, CVE-2026-105902, CVE-2026-100139, CVE-2026-100138, and CVE-2026-100137, could lead to application denial-of-service by exhausting system resources. Another denial-of-service vulnerability, CVE-2026-100136, stems from an integer overflow or wraparound. Path traversal, as seen in CVE-2026-103820, presents a risk of arbitrary file system writes. Finally, improper certificate validation vulnerabilities, such as CVE-2026-100123, CVE-2026-100122, and CVE-2026-100121, also contribute to the risk of security feature bypass.
The impact of these vulnerabilities is significant, ranging from unauthorized data modification and privilege escalation to complete denial of service. While the provided information does not detail specific threat actors or in-the-wild exploitation campaigns, the sheer volume and variety of disclosed flaws indicate a broad attack surface within the C2PA Content Credentials system. The lack of user interaction requirement for most of these exploits heightens their potential danger.
Details regarding specific affected versions and patch availability are not provided in the initial disclosure information. However, given the coordinated nature of this batch of 25 CVEs, it is highly probable that Adobe Inc. has released or will soon release a comprehensive security update addressing all these issues. Users of Adobe's C2PA Content Credentials are strongly advised to consult official Adobe security advisories for the latest information on affected versions and remediation steps.
This extensive disclosure underscores the importance of robust security practices in digital content authentication systems. The interconnected nature of these vulnerabilities suggests a need for thorough code reviews and security testing throughout the development lifecycle of such critical components. Users should prioritize applying any available patches and remain vigilant for further security communications from Adobe Inc. regarding these vulnerabilities. The coordinated release of these CVEs emphasizes the ongoing efforts to identify and address security weaknesses in digital content provenance technologies.