User-assisted browser security bypass
Published Jun 30, 2023 · Updated Feb 28, 2025
Security feature bypass in Microsoft Edge (Chromium-based) before 91.0.864.37 allows remote attackers to bypass an unspecified browser safeguard. Microsoft has not disclosed the affected Edge component or the incorrect operation performed on attacker-controlled input. Exploitation requires user interaction, and the published record identifies no narrower consequence than the security feature bypass.
Summary
What happened
Security feature bypass in Microsoft Edge (Chromium-based) before 91.0.864.37 allows remote attackers to bypass an unspecified browser safeguard. Microsoft has not disclosed the affected Edge component or the incorrect operation performed on attacker-controlled input. Exploitation requires user interaction, and the published record identifies no narrower consequence than the security feature bypass.
The record
- CVE
- CVE-2021-31982
- Published
- Jun 30, 2023
- Updated
- Feb 28, 2025
- Vendor
- Microsoft
- Product
- Microsoft Edge (Chromium-based)
- Classifications
- CWE-693, T1204
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jun 30, 2023CVE publishedPublication date reported by the CVE source.
- Feb 28, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=1.0.0 <91.0.864.37
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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