CVE-2026-21276 json
InDesign Desktop | Access of Uninitialized Pointer (CWE-824)
published 9mo ago modified 2mo ago also EUVD-2026-2070
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 17%
- public exploits
- 0
- none known
Summary
InDesign Desktop versions 21.0, 19.5.5 and earlier are affected by an Access of Uninitialized Pointer 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.
Patch / fix
- Adobe InDesign Desktop 20.5.1, 21.1
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 9mo ago
Exploit prediction
0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
- Adobe InDesign Desktop
Classification
- Weakness
-
- CWE-824 Access of Uninitialized Pointer
References
-
helpx.adobe.com
/security/products/indesign/apsb26-02.html
vendor-advisory
Sources
- CVE List CVE-2026-21276
- NVD CVE-2026-21276
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