# CVE-2026-71443: Adobe Content Credentials improper input validation DoS

Source: https://junglewise.ai/threats/cve-2026-71443-adobe-content-credentials-improper-input-validation-dos  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-08-25. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-71443 · Severity: high · CVSS 7.5 · Published 2026-08-25

Adobe's Content Credentials system is vulnerable to a denial-of-service attack due to improper validation of input data. An attacker can crash the application without requiring any user interaction, disrupting service availability for legitimate users relying on the authentication and credential verification system.

Technologies: [Adobe C2pa](https://junglewise.ai/threats/technologies/c2pa), [Adobe C2patool](https://junglewise.ai/threats/technologies/c2patool), [Adobe Content Credentials](https://junglewise.ai/threats/technologies/content-credentials). Vendors: [Adobe](https://junglewise.ai/threats/vendors/adobe).

## Quick answers

**Is CVE-2026-71443 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-71443 being exploited in the wild.

**How severe is CVE-2026-71443?** High severity, with a CVSS score of 7.5, published 25 August 2026.

**Which products and versions are affected?** Adobe Content Credentials.

**Is there a fix for CVE-2026-71443?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-71443 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-71443?** Check whether you run Adobe C2pa, Adobe C2patool or Adobe Content Credentials. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The vulnerability is an improper input validation flaw in Adobe Content Credentials that allows an attacker to trigger an application crash and denial-of-service condition. The vulnerability can be exploited remotely without user interaction or authentication. By sending specially crafted input to the application, an attacker can cause the application to crash, resulting in a denial of service. A patch or update is likely available from Adobe; see the official security advisory for remediation details.

## Affected products

- Adobe Content Credentials

## Timeline

- 2026-08-25: disclosed

## References

- [https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-110.html](https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-110.html)

## Related threats

- [Adobe Content Credentials SDK server-side request forgery](https://junglewise.ai/threats/cve-2026-95634-cai-content-credentials-is-affected-by-a-server-side-request)
- [Adobe Content Credentials Rust SDK improper cryptographic signature verification](https://junglewise.ai/threats/cve-2026-95633-cai-content-credentials-is-affected-by-an-improper-verification)
- [Adobe Content Credentials improper cryptographic signature verification](https://junglewise.ai/threats/cve-2026-95632-cai-content-credentials-is-affected-by-an-improper-verification)
- [Adobe Content Credentials SDK multiple security feature bypasses](https://junglewise.ai/threats/cve-2026-48378-cai-content-credentials-is-affected-by-an-improper-input)
- [Adobe Content Credentials SDK improper input validation and certificate bypass](https://junglewise.ai/threats/cve-2026-48377-cai-content-credentials-is-affected-by-an-improper-input)