Adobe InCopy up to 19.5.3/20.2 integer overflow

Summaryinfo

A vulnerability categorized as critical has been discovered in Adobe InCopy up to 19.5.3/20.2. Affected by this vulnerability is an unknown functionality. Such manipulation leads to integer overflow. This vulnerability is documented as CVE-2025-30327. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Adobe InCopy up to 19.5.3/20.2 and classified as critical. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability. CVE summarizes:

InCopy versions 20.2, 19.5.3 and earlier are affected by an Integer Overflow or Wraparound 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 helpx.adobe.com. This vulnerability is handled as CVE-2025-30327 since 03/20/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 238052 (Adobe InCopy < 19.5.4 / 20.0 < 20.3.0 Multiple Vulnerabilities Arbitrary code execution (APSB25-41)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (238052) and EUVD (EUVD-2025-17810). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Adobe

Name

• InCopy

Version

• 19.5.0
• 19.5.1
• 19.5.2
• 19.5.3
• 20.0
• 20.1
• 20.2

License

• commercial

Website

• Vendor: https://www.adobe.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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