CVE-2021-21056 in the critical feed json
Adobe FrameMaker Out-of-Bounds Read Vulnerability Could Lead To Remote Code Execution
published 2021-03-12 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-8447
- cvss
- 7.8
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 22.6%
- EPSS 22.6% chance of exploitation in 30 days, percentile 97%
- public exploits
- 0
- none known
Summary
Adobe Framemaker version 2020.0.1 (and earlier) is affected by an Out-of-bounds Read 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.
Patch / fix
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 18 mo ago
Exploit prediction
22.56% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 7.8 | CVSS:3.0/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 FrameMaker
Classification
- Weakness
-
- CWE-125 Out-of-bounds Read
References
-
helpx.adobe.com
/security/products/framemaker/apsb21-14.html
patch, vendor-advisory
-
zerodayinitiative.com
/advisories/ZDI-21-282/
third-party-advisory
Sources
- CVE List CVE-2021-21056
- NVD CVE-2021-21056
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