CVE-2021-39828 json
Adobe Digital Editions Installer flaw leads to Local Privilege Escalation
published 2021-09-27 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-26185
- cvss
- 5.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.5%
- EPSS 1.5% chance of exploitation in 30 days, percentile 74%
- public exploits
- 0
- none known
Summary
Adobe Digital Editions 4.5.11.187646 (and earlier) are affected by a privilege escalation vulnerability in the Digital Editions installer. An authenticated attacker could leverage this vulnerability to escalate privileges. User interaction is required before product installation to abuse this vulnerability.
Patch / fix
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 18 mo ago
Exploit prediction
1.50% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.8 | CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Affected products
- Adobe Digital Editions
Classification
- Weakness
-
- CWE-379 Creation of Temporary File in Directory with Insecure Permissions
References
-
helpx.adobe.com
/security/products/Digital-Editions/apsb21-80.html
patch, vendor-advisory
Sources
- CVE List CVE-2021-39828
- NVD CVE-2021-39828
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