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Description

Vvveb prior to 1.0.8.1 contains a privilege escalation vulnerability in the admin user profile save endpoint that allows authenticated users to modify privileged fields on their own profile. Attackers can inject role_id=1 into profile save requests to escalate to Super Administrator privileges, enabling plugin upload functionality for remote code execution.

PUBLISHED Reserved 2026-03-27 | Published 2026-04-20 | Updated 2026-04-20 | Assigner VulnCheck




HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-915 Improperly Controlled Modification of Dynamically-Determined Object Attributes

Product status

Default status
unaffected

Any version before 1.0.8.1
affected

0eca14af50f038915b8bf7ceec2becf6b6720b0a (git)
unaffected

Credits

Hamed Kohi of Delta Obscura finder

VulnCheck coordinator

References

github.com/givanz/Vvveb/releases/tag/1.0.8.1 release-notes

github.com/...ommit/0eca14af50f038915b8bf7ceec2becf6b6720b0a patch

www.vulncheck.com/...rivilege-escalation-via-admin-user-save third-party-advisory

cve.org (CVE-2026-34427)

nvd.nist.gov (CVE-2026-34427)

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