CVE-2021-35995: adobe after_effects Improper Input Validation
Vulnerability summary
CVE-2021-35995 is a medium (CVSS 4.3) Improper Input Validation vulnerability in adobe after_effects. EPSS estimates a 2.31% chance of exploitation in the next 30 days, higher than 83.1% of scored vulnerabilities.
Timeline
- 02-09-2021PublishedVulnerability first disclosed.
- 23-04-2025Last modifiedVulnerability information updated.
Description
Adobe After Effects version 18.2.1 (and earlier) is affected by an Improper input validation vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to disclose arbitrary memory information 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- NVDNIST3.3LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
EPSS trend
Probability
2.31%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
+0.54 pp
From 1.77% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-665Improper InitializationThe product does not initialize or incorrectly initializes a resource, which might leave the resource in an unexpected state when it is accessed or used.
Affected systems
Adobe1 product
- after_effects≥ unspecified, ≤ 18.2.1 | ≥ unspecified, ≤ None | ≤ 18.2.1
1 vendor · 1 product