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TI-2026-26702 Aliases CVE-2026-34427GHSA-fxgc-2fpp-hx5w

Vvveb < 1.0.8.1 Privilege Escalation via admin/user/save

Priority MEDIUM 40CWE-915Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Tampering
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-915.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00562 46th percentileScored 2026-11-07
Fix Fixed Vvveb (givanz): 1.0.8.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
givanzVvvebbefore 1.0.8.11.0.8.1Patch availableCNA
  • Vvveb Vendorgivanz Affected before 1.0.8.1 Fixed in 1.0.8.1 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:vvveb:vvveb:*:*:*:*:*:*:*:*——givanz
  • cpe:2.3:a:vvveb:vvveb:*:*:*:*:*:*:*:* Versions — — ·givanz

Remediation

  • Fix · CNA Vvveb (givanz) Fixed in 1.0.8.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    givanz Vvveb 1.0.8.1

    4 records Highest priority Priority MEDIUM 3 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2026-26704 Vvveb < 1.0.8.1 Stored XSS via Media Upload and RenamePriority MEDIUM 56
    • TI-2026-28787 Vvveb < 1.0.8.1 Code Injection via Installation EndpointPriority MEDIUM 49
    • TI-2026-26703 Vvveb < 1.0.8.1 SSRF via oEmbedProxyPriority LOW 36
    Show all 4 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-34427
  2. 2026-10-03 Alias added: GHSA-fxgc-2fpp-hx5w
  3. 2026-10-25 EPSS moved to the below the 50th percentile

References

Patch 1

Other 1

  • TI-2026-83112 Authentication bypass in Vvveb password reset enables account takeover CVSS 3.1CRITICAL 9.8
  • TI-2025-28570 An issue in vvveb CMS v.1.0.6 allows a remote attacker to execute arbitrary code via the Plugin mechanism. CVSS 3.1CRITICAL 9.8
  • TI-2024-18282 givanz VvvebJs 1.7.2 is vulnerable to Insecure File Upload. CVSS 3.1CRITICAL 9.8
  • TI-2024-16622 givanz VvvebJs 1.7.2 suffers from a File Upload vulnerability via save.php. CVSS 3.1CRITICAL 9.8
  • TI-2024-16621 A critical vulnerability has been identified in givanz VvvebJs 1.7.2, which allows both… CVSS 3.1CRITICAL 9.1
  • TI-2026-83115 Authenticated IDOR in Vvveb lets admins steal other admins' API tokens CVSS 3.1CRITICAL 9.0
See all 65 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences