CVE-2021-42731 json
Adobe Indesign Buffer Overflow Could Lead to Remote Code Execution
published 2021-11-16 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-29691
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 5.2%
- EPSS 5.2% chance of exploitation in 30 days, percentile 92%
- public exploits
- 0
- none known
Summary
Adobe InDesign versions 16.4 (and earlier) are affected by a Buffer Overflow vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve 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.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 18 mo ago
Exploit prediction
5.17% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).
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 |
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Affected products
- Adobe InDesign
Classification
- Weakness
-
- CWE-120 Buffer Copy without Checking Size of Input
References
-
helpx.adobe.com
/security/products/indesign/apsb21-107.html
release-notes, vendor-advisory
Sources
- CVE List CVE-2021-42731
- NVD CVE-2021-42731
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