CVE-2026-126379

Vvveb 1.0.8.6 SSRF via oEmbed Proxy DNS Rebinding

Published Nov 13, 2026 CVSS 4.0 · 8.3 High EPSS < 1% KEV · Not listed

Description

Vvveb 1.0.8.6 contains an incomplete server-side request forgery fix that allows authenticated admin users to bypass DNS pinning by requesting non-443 URLs. Attackers can supply a rebinding hostname to the editor oEmbedProxy url parameter to read loopback services, internal panels, and cloud metadata credentials.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

givanz

Vvveb

unaffected

Version	Status	Constraints
`1.0.8.6`	affected	< 1.0.9.0
`1.0.9.0`	unaffected	—

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Advisories

No advisories available

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.354% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/givanz/Vvveb/security/advisories/GHSA-42hc-694f-hcqm
https://www.vulncheck.com/advisories/vvveb-1.0.8.6-ssrf-via-oembed-proxy-dns-rebinding

History

Nov 13, 2026 9:45 AM Description updated. Title updated. First appearance in the feed. Weaknesses updated. Affected versions updated. Affected vendors updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		Vvveb 1.0.8.6 contains an incomplete server-side request forgery fix that allows authenticated admin users to bypass DNS pinning by requesting non-443 URLs. Attackers can supply a rebinding hostname to the editor oEmbedProxy url parameter to read loopback services, internal panels, and cloud metadata credentials.
Title		Vvveb 1.0.8.6 SSRF via oEmbed Proxy DNS Rebinding
First Time appeared		Vvveb Vvveb vvveb
Weaknesses		CWE-918
CPEs		cpe:2.3:a:vvveb:vvveb::::::::
Vendors & Products		Vvveb Vvveb vvveb
References		https://github.com/givanz/Vvveb/security/advisories/GHSA-42hc-694f-hcqm https://www.vulncheck.com/advisories/vvveb-1.0.8.6-ssrf-via-oembed-proxy-dns-rebinding
Metrics		cvssV3_1 `{'score': 7.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N'}` cvssV4_0 `{'score': 8.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N'}`