Adobe Format Plugins up to 1.1.2 File heap-based overflow

Summaryinfo

A vulnerability was found in Adobe Format Plugins up to 1.1.2. It has been classified as critical. This vulnerability affects unknown code of the component File Handler. The manipulation leads to heap-based overflow. This vulnerability is traded as CVE-2026-48291. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Adobe Format Plugins up to 1.1.2. This issue affects an unknown code block of the component File Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to 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(). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Format Plugins versions 1.1.2 and earlier are 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 shared at helpx.adobe.com. The identification of this vulnerability is CVE-2026-48291 since 05/21/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/10/2026).

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

• Adobe

Name

• Format Plugins

Version

• 1.1.0
• 1.1.1
• 1.1.2

License

• commercial

Website

• Vendor: https://www.adobe.com/

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