7.8

CVE-2021-21100: adobe digital_editions

CVSS: 7.8v3.1HighModified
Published 15-04-2021Last modified 23-04-2025
Open JSON

Vulnerability summary

CVE-2021-21100 is a high (CVSS 7.8) vulnerability in adobe digital_editions. EPSS estimates a 1.72% chance of exploitation in the next 30 days, higher than 77.1% of scored vulnerabilities.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
1.72%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 15-04-2021
    PublishedVulnerability first disclosed.
  2. 23-04-2025
    Last modifiedVulnerability information updated.

Description

Adobe Digital Editions version 4.5.11.187245 (and earlier) is affected by a Privilege Escalation vulnerability during installation. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary file system write in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

1.72%

Chance of exploitation in the next 30 days

Percentile

77%

Versus all other CVEs

30-day change

0.00 pp

From 1.72% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.72%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Adobe1 product
  • digital_editions≥ unspecified, ≤ 4.5.11.187245 | ≥ unspecified, ≤ None | ≤ 4.5.11.187245

1 vendor · 1 product

References

1 links