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PatchSiren cyber security CVE debrief

CVE-2026-34711 Adobe CVE debrief

CVE-2026-34711 is an Integer Overflow or Wraparound vulnerability in CAI Content Credentials versions [email protected], c2pa-v0.80.1, and earlier. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue does not require user interaction.

Vendor
Adobe
Product
CAI Content Credentials
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-09
Original CVE updated
2026-08-28
Advisory published
2026-06-09
Advisory updated
2026-08-28

Who should care

Users of CAI Content Credentials versions [email protected], c2pa-v0.80.1, and earlier should apply patches or updates to mitigate this vulnerability.

Technical summary

The vulnerability is caused by an Integer Overflow or Wraparound weakness (CWE-190). The CVSS score for this vulnerability is 7.5, with a severity rating of HIGH.

Defensive priority

HIGH

Recommended defensive actions

  • Apply patches or updates for CAI Content Credentials versions [email protected], c2pa-v0.80.1, and earlier.
  • Refer to resourceLinkAnnotations for more information: [ref-4](https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-61.html)

Evidence notes

The CVE record and NVD detail can be found at: [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-34711) and [nvd](https://nvd.nist.gov/vuln/detail/CVE-2026-34711).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-34711 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-34711

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-34711 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-34711

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.