Adobe FrameMaker heap-based overflow

Summaryinfo

A vulnerability labeled as critical has been found in Adobe FrameMaker. This impacts an unknown function. Executing a manipulation can lead to heap-based overflow. This vulnerability is registered as CVE-2026-104340. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability has been found in Adobe FrameMaker (the affected version unknown) and classified as critical. This vulnerability affects an unknown part. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Adobe Framemaker is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

The advisory is available at adobe.com. This vulnerability was named CVE-2026-104340 since 10/01/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 10/13/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Adobe

Name

• FrameMaker

License

• commercial

Website

• Vendor: https://www.adobe.com/

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