PT-2026-33772 · Givanz+1 · Vvveb

Hamed Kohi + 1 · CVE-2026-34427 · Published 2026-04-20 · Updated 2026-04-20

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Vvveb versions prior to 1.0.8.1

Description An issue exists in the admin user profile save endpoint that allows authenticated users to modify privileged fields within their own profile. By injecting role id=1 into the profile save requests, an attacker can escalate their privileges to Super Administrator. This escalation enables the use of plugin upload functionality, which can lead to remote code execution.

Recommendations Update to version 1.0.8.1 or later.

Exploit

Fix

Weakness Enumeration

CWE-915

Related Identifiers

CVE-2026-34427

Affected Products

Vvveb

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34427.json · Exploit
• https://github.com/givanz/Vvveb/commit/0eca14af50f038915b8bf7ceec2becf6b6720b0a · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-34427 · Security Note
• https://osv.dev/vulnerability/CVE-2026-34427 · Vendor Advisory
• https://github.com/givanz/Vvveb · Note
• https://github.com/givanz/Vvveb/releases/tag/1.0.8.1 · Note
• https://vulncheck.com/advisories/vvveb-privilege-escalation-via-admin-user-save · Note