Adobe Security Bulletin

Last updated on Aug 25, 2026

Security updates available for Content Credentials SDK | APSB26-110

Bulletin ID

Date published

Priority

APSB26-110

August 25, 2026

3

style

grid width 12

Summary

Adobe has released a security update for Content Credentials SDK. This update addresses critical and important vulnerabilities that could result in application denial-of-service and arbitrary file system read.

Adobe is not aware of any exploits in the wild for any of the issues addressed in this update.

Affected versions

Product

Affected version

Platform

Content Credentials Rust SDK

c2pa-v0.89.0 and earlier

All

C2PA Tool

c2patool-v0.26.70 and earlier

All

style

grid width 12

Solution

Adobe categorizes these updates with the following priority rating and recommends users update their installation to the newest version:

Product

Updated version

Platform

Priority rating

Availability

Content Credentials Rust SDK

c2pa-v0.90.11

All

3

Release Notes

C2PA Tool

c2patool-v0.27.11

All

3

Release Notes

style

grid width 12

Vulnerability Details

CVE-2026-71360

Vulnerability category: Uncontrolled Resource Consumption (CWE-400)
Vulnerability impact: Application denial-of-service
Severity: Critical
CVSS base score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2026-71443

Vulnerability category: Improper Input Validation (CWE-20)
Vulnerability impact: Application denial-of-service
Severity: Critical
CVSS base score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2026-71442

Vulnerability category: Integer Underflow (Wrap or Wraparound) (CWE-191)
Vulnerability impact: Application denial-of-service
Severity: Critical
CVSS base score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2026-71444

Vulnerability category: Integer Underflow (Wrap or Wraparound) (CWE-191)
Vulnerability impact: Application denial-of-service
Severity: Important
CVSS base score: 6.2
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2026-76189

Vulnerability category: Integer Underflow (Wrap or Wraparound) (CWE-191)
Vulnerability impact: Application denial-of-service
Severity: Important
CVSS base score: 6.2
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2026-76198

Vulnerability category: Improper Input Validation (CWE-20)
Vulnerability impact: Arbitrary file system read
Severity: Important
CVSS base score: 5.5
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Note

Effective August 11, 2026, Adobe may assign a single CVE identifier to internally discovered vulnerabilities with the same severity rating and CWE category when a release includes systemic fixes.

style

xl spacing, one up, grid width 12, static-links, xxl-spacing-top

Acknowledgments

Adobe would like to thank the following researchers for reporting this issue and for working with Adobe to help protect our customers.

bau1u — CVE-2026-71360, CVE-2026-71443, CVE-2026-71442, CVE-2026-71444, CVE-2026-76189
Jony (jony_juice) — CVE-2026-76198

NOTE: Adobe has a public bug bounty program with Intigriti. If you are interested in working with Adobe as an external security researcher, please check out https://app.intigriti.com/programs/adobe/adobepublic/detail.

For more information, visit https://www.adobe.com/trust/security/bug-bounty.html, or email PSIRT@adobe.com.

CardTitle

APSB26-110

CardDescription

Priority 3 Security update

CardImage

Created

2026-08-25