What’s Vulnerable › Vulnerabilities

CVE-2026-54220: Cross-Site Request Forgery in UBB.threads

• Severity: high (CVSS 8.6 v4.0)
• 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: none known
• Published: 2026-06-18 · updated 2026-10-26
• Weakness: CWE-352

Description

uBB.threads is vulnerable to a Cross-Site Request Forgery (CSRF) due to a lack of protective mechanisms. This allows an attacker to trick an authenticated user into executing unintended actions. Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 7.7.5 but may also affect other versions.

Affected products

• UBB Systems UBB.threads: through 7.7.5

References

• https://cert.pl/en/posts/2026/06/CVE-2026-54219
• https://www.ubbcentral.com/

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