PT-2025-6280 · Adobe · Incopy

CVE-2025-21156 · Published 2025-02-11 · Updated 2025-02-11

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: InCopy versions 20.0, 19.5.1 and earlier

Description: The issue is an Integer Underflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction, where a victim must open a malicious file.

Recommendations: For InCopy versions 20.0, 19.5.1 and earlier, update to a version that is not affected by this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Integer Underflow

Weakness Enumeration

CWE-191

Related Identifiers

CVE-2025-21156

Affected Products

Incopy

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2025-21156 · Security Note
• https://osv.dev/vulnerability/CVE-2025-21156 · Vendor Advisory
• https://helpx.adobe.com/security/products/incopy/apsb25-10.html · Vendor Advisory
• https://reddit.com/r/k12cybersecurity/comments/1inbdtl/msisac_cybersecurity_advisory_multiple · Reddit Post
• https://twitter.com/CVEnew/status/1889369216215564792 · Twitter Post