Vvveb < 1.0.8.3 Uncontrolled Recursion Denial of Service
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Information disclosure, Denial of service
- Confidentiality · integrity · availability
- Low · None · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-209 and CWE-674.
Summary
Vvveb before 1.0.8.3 contains an uncontrolled recursion vulnerability in the admin controller dispatch cycle where Base::init() repeatedly invokes permission() on error handlers, causing infinite recursion until PHP memory limits are exhausted. Attackers can send sustained requests to forbidden admin URLs from a low-privilege account to exhaust PHP memory on all workers and cause denial of service to legitimate traffic.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Vvveb (givanz) Fixed in 1.0.8.3
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
givanz Vvveb 1.0.8.3
4 records Highest priority Priority LOW 4 LOW
Other records, highest priority first
- TI-2026-30339 Vvveb < 1.0.8.3 Unrestricted File Upload RCE via Plugin UploadPriority LOW 39
- TI-2026-30335 Vvveb < 1.0.8.3 Directory Listing Information DisclosurePriority LOW 36
- TI-2026-30334 Vvveb < 1.0.8.3 Stored XSS via Signup ControllerPriority LOW 23
Timeline
- 2026-10-02 Threatist record created from CVE-2026-41935
- 2026-10-03 Alias added: GHSA-gpm5-vv3g-pcjf
References
More givanz vulnerabilities
- 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
Sources
- CVE-2026-41935 · CVE Program
- CVE-2026-41935 · NVD
- FIRST EPSS
- GHSA-gpm5-vv3g-pcjf · GitHub Advisory Database · CC BY 4.0
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