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Vulnerability record · CVE-2026-48437 · published 11 August 2026

CVE-2026-48437: Adobe c2pa improper certificate validation vulnerability

Adobe · C2pa

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.

5.5 CVSS 3.1 Medium EPSS 0.15% · top 96.2% CWE-295 · Improper certificate validation
5.5CVSS 3.1 base score
0.15%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
1References
28 Aug 2026Last modified by NVD

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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-111.html Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.2CVE-2026-48290Adobe c2pa server-side request forgery (ssrf) vulnerabilityCAI Content Credentials is affected by a Server-Side Request Forgery (SSRF) vulnerability that could result in arbitrary code execution in the contex…EPSS 0.30%7.5CVE-2026-71442Adobe c2pa vulnerabilityCAI Content Credentials is affected by an Integer Underflow (Wrap or Wraparound) vulnerability that could result in an application denial-of-service.…EPSS 0.90%7.5CVE-2026-71443Adobe c2pa improper input validation vulnerabilityCAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in an application denial-of-service. An attacker …EPSS 0.93%7.5CVE-2026-71360Adobe c2pa uncontrolled resource consumption vulnerabilityCAI Content Credentials is affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. An attack…EPSS 0.90%7.5CVE-2026-48438Adobe c2pa null pointer dereference vulnerabilityCAI Content Credentials is affected by a NULL Pointer Dereference vulnerability that could result in an application denial-of-service. An attacker co…EPSS 0.90%7.5CVE-2026-48439Adobe c2pa uncontrolled resource consumption vulnerabilityCAI Content Credentials is affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. An attack…EPSS 0.90%7.5CVE-2026-48351Adobe c2pa improper input validation vulnerabilityCAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in an application denial-of-service. An attacker …EPSS 0.93%7.5CVE-2026-48352Adobe c2pa improper input validation vulnerabilityCAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in an application denial-of-service. An attacker …EPSS 0.93%

Source: NIST National Vulnerability Database (record CVE-2026-48437), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.