# CVE-2026-75634: Adobe Content Credentials input validation bypass

Source: https://junglewise.ai/threats/cve-2026-75634-cai-content-credentials-is-affected-by-an-improper-input  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-22. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-75634 · Severity: medium · CVSS 4.3 · Published 2026-09-22

Adobe Content Credentials, a tool for verifying the authenticity and origin of digital content, is affected by an input validation flaw that allows bypassing security checks. An attacker can trick a user into visiting a malicious URL or webpage to gain unauthorized write access to credentials, potentially compromising the integrity of authenticated content.

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

## Quick answers

**Is CVE-2026-75634 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-75634 being exploited in the wild.

**How severe is CVE-2026-75634?** Medium severity, with a CVSS score of 4.3, published 22 September 2026.

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

**Is there a fix for CVE-2026-75634?** 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-2026-75634 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-75634?** Check whether you run 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 stems from improper input validation in Adobe Content Credentials that enables a security feature bypass. Exploitation requires user interaction—specifically visiting a maliciously crafted URL or compromised web page—and results in limited unauthorized write access to the system.

## Affected products

- Adobe Content Credentials

## Timeline

- 2026-09-22: disclosed

## References

- [https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-147.html](https://helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-147.html)

## Related threats

- [Adobe Content Credentials integer overflow denial of service](https://junglewise.ai/threats/cve-2026-89277-cai-content-credentials-is-affected-by-an-integer-overflow-or)
- [Adobe Content Credentials integer underflow in decoder](https://junglewise.ai/threats/cve-2026-76189-adobe-content-credentials-integer-underflow-in-decoder)
- [Adobe Content Credentials improper input validation DoS](https://junglewise.ai/threats/cve-2026-71443-adobe-content-credentials-improper-input-validation-dos)
- [Adobe CAI Content Credentials uncontrolled resource consumption](https://junglewise.ai/threats/cve-2026-71360-adobe-cai-content-credentials-uncontrolled-resource-consumption)