NULL pointer dereference in Adobe Indesign Desktop

CVE-2026-84396

InDesign Desktop is affected by a NULL Pointer Dereference vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-84396?
CVE-2026-84396 is a medium-severity vulnerability in Adobe Indesign Desktop, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2026-09-22.
How severe is CVE-2026-84396?
Medium severity. CVSS v3 base score is 5.5 out of 10.