CVE-2026-41936
Vvveb < 1.0.8.2 XML External Entity Injection via Import
- State
- Published
- Severity
- 8.6 High
- Published
- May 6, 2026
- Updated
- Jul 28, 2026
- Reserved
- Apr 22, 2026
Description
Vvveb before version 1.0.8.2 contains an XML external entity (XXE) injection vulnerability in the admin Tools/Import feature that allows authenticated site_admin users to read arbitrary files and modify database records. Attackers can exploit the XML parser configuration in system/import/xml.php to inject file:// or php://filter entity references that are resolved and persisted into the application database, enabling arbitrary file disclosure and administrator password hash overwriting for privilege escalation.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.1 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | VulnCheck |
Weaknesses
- CWE-611 Improper Restriction of XML External Entity Reference
Affected Products
| Product | Versions |
|---|---|
Vvvebgivanz |
|
References
- https://github.com/givanz/Vvveb/releases/tag/1.0.8.2release-notes
- https://github.com/givanz/Vvveb/security/advisories/GHSA-rfxr-4xpm-wrp7vendor-advisory
- https://github.com/givanz/Vvveb/commit/86f7128a18edebe0ff47e3855558467eb0ef9106patch
- https://www.vulncheck.com/advisories/vvveb-xml-external-entity-injection-via-importthird-party-advisory
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