CVE-2021-20851
HIGH
8.8
CVSS Score
Published: December 1, 2021 at 02:15 AM UTC
Updated: June 17, 2026 at 03:34 AM UTC
2 products affected across 2 vendorsBrowser and Operating System FinderBrowser and Operating System Finder
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Severity
HIGH8.8
Exploit prediction
EPSS 0.8%
Description
Cross-site request forgery (CSRF) vulnerability in Browser and Operating System Finder versions prior to 1.2 allows a remote unauthenticated attacker to hijack the authentication of an administrator via unspecified vectors.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 1.2
Affected range stops below 1.2, so it looks safe — our inference, not a vendor statement
Browser and Operating System Finder· Aftab Muniwordpress-plugin
60%v < 1.2
Affected range stops below 1.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://jvn.jp/en/jp/JVN93562098/index.htmlx_refsource_MISCThird Party Advisory
Source: [email protected]
https://wordpress.org/plugins/browser-and-operating-system-finder/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-352
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