What’s Vulnerable › Vulnerabilities

CVE-2025-65858

• Severity: low (CVSS 3.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-12-02 · updated 2026-06-17
• Weakness: CWE-79

Description

A Stored Cross-Site Scripting (XSS) vulnerability in Calibre-Web v0.6.25 allows attackers to inject malicious JavaScript into the 'username' field during user creation. The payload is stored unsanitized and later executed when the /ajax/listusers endpoint is accessed.

Affected products

• janeczku/calibre-web: 0.6.25

References

• https://github.com/KhanhDuy155/calibre-web-CVE-2025-65858/blob/main/CVE-2025-65858.md

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