Is CVE-2026-103857 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-103857 being exploited in the wild.

How severe is CVE-2026-103857?

Medium severity, with a CVSS score of 5.5, published 13 October 2026.

Which products and versions are affected?

Adobe FrameMaker 2022 17.0.9.866 and earlier; Adobe FrameMaker 2026 18.0.0.206 and earlier.

Is there a fix for CVE-2026-103857?

Yes: fixed in FrameMaker 2026 18.0.1.312, FrameMaker 2022 17.0.10.928. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

How is CVE-2026-103857 attacked?

It is attacked with local access.

Am I affected by CVE-2026-103857?

Check whether you run Adobe FrameMaker 2022 or Adobe FrameMaker 2026 at an affected version. 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.

CVE-2026-103857: Adobe FrameMaker out-of-bounds read in memory parsing

CVE-2026-103857 · Severity: medium · CVSS 5.5 · Published 2026-10-13

Adobe FrameMaker, a document processing and publishing application, contains an out-of-bounds read vulnerability that could expose sensitive information from the application's memory. An attacker could craft a malicious document that, when opened by a user, leaks confidential data such as passwords or personal information stored in memory.

Technologies: Adobe FrameMaker 2022, Adobe FrameMaker 2026. Vendors: Adobe.

Quick answers

Is CVE-2026-103857 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-103857 being exploited in the wild.
How severe is CVE-2026-103857?: Medium severity, with a CVSS score of 5.5, published 13 October 2026.
Which products and versions are affected?: Adobe FrameMaker 2022 17.0.9.866 and earlier; Adobe FrameMaker 2026 18.0.0.206 and earlier.
Is there a fix for CVE-2026-103857?: Yes: fixed in FrameMaker 2026 18.0.1.312, FrameMaker 2022 17.0.10.928. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-103857 attacked?: It is attacked with local access.
Am I affected by CVE-2026-103857?: Check whether you run Adobe FrameMaker 2022 or Adobe FrameMaker 2026 at an affected version. 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.

How to fix

Fixed in: FrameMaker 2026 18.0.1.312, FrameMaker 2022 17.0.10.928

Technical details

CVE-2026-103857 is an out-of-bounds read (CWE-125) in Adobe FrameMaker that allows memory exposure. The vulnerability requires user interaction—a victim must open a malicious file—and is reachable via local attack vectors. Exploitation results in confidentiality breach with no code execution.

Affected products

Adobe FrameMaker 2026 18.0.0.206 and earlier
Adobe FrameMaker 2022 17.0.9.866 and earlier

Timeline

2026-10-13: disclosed

References

https://www.adobe.com/trust/security/products/framemaker/apsb26-172.html

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