What’s Vulnerable › Vulnerabilities

CVE-2026-45616: Vvveb: Stored XSS in Posts allows privilege escalation via post editor

• Severity: medium (CVSS 5.1 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: 2026-05-15 · updated 2026-10-26
• Weakness: CWE-79

Description

Vvveb is a powerful and easy to use CMS with page builder to build websites, blogs or ecommerce stores. Prior to 1.0.8.3, This vulnerability is fixed in 1.0.8.3.

Affected products

• givanz Vvveb: before 1.0.8.3

References

• https://github.com/givanz/Vvveb/security/advisories/GHSA-39gc-pjv5-4w4p
• https://github.com/givanz/Vvveb/security/advisories/GHSA-39gc-pjv5-4w4p

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