CVE-2026-21358

5.5 mediumEPSS 0.2%

Medium (5.5) in adobe indesign. EPSS 0.2% chance of exploitation in the next 30 days.

InDesign Desktop versions 21.1, 20.5.1 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in application denial-of-service. An attacker could exploit this vulnerability to crash the application, causing disruption to services. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 8% of CVEs (scores of 2026-10-31)
CWEs: CWE-787, CWE-122
Published: 2026-02-10
Modified: 2026-08-28
Record from: the NVD, synced 2026-10-19

Affected

adobe:indesign

References

https://helpx.adobe.com/security/products/indesign/apsb26-17.html

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