CVE-2021-22567
low-risk
Published 2022-01-05
Bidirectional Unicode text can be interpreted and compiled differently than how it appears in editors which can be exploited to get nefarious code passed a code review by appearing benign. An attacker could embed a source that is invisible to a code reviewer that modifies the behavior of a program in unexpected ways.
Do I need to act?
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0.23% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.6/10
Medium
NETWORK
/ LOW complexity
Affected Products (1)
Dart Software Development Kit
Affected Vendors
References (4)
Release Notes
https://github.com/dart-lang/sdk/blob/main/CHANGELOG.md
Release Notes
https://github.com/dart-lang/sdk/blob/main/CHANGELOG.md
25
/ 100
low-risk
Severity
19/34 · Moderate
Exploitability
1/34 · Minimal
Exposure
5/34 · Minimal