WeKnora before 0.8.2 contains a server-side request forgery vulnerability in isRestrictedIP() that misclassifies NAT64-prefixed IPv6 addresses as public. Authenticated attackers can supply URLs resolving to NAT64 encodings of internal addresses via web_fetch or URL-based knowledge import to reach internal services or cloud metadata endpoints.
History

Wed, 28 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 28 Oct 2026 02:30:00 +0000

Type Values Removed Values Added
Description WeKnora before 0.8.2 contains a server-side request forgery vulnerability in isRestrictedIP() that misclassifies NAT64-prefixed IPv6 addresses as public. Authenticated attackers can supply URLs resolving to NAT64 encodings of internal addresses via web_fetch or URL-based knowledge import to reach internal services or cloud metadata endpoints.
Title WeKnora before 0.8.2 SSRF Guard Bypass via NAT64 IPv6 Addresses
First Time appeared Tencent
Tencent weknora
Weaknesses CWE-918
CPEs cpe:2.3:a:tencent:weknora:*:*:*:*:*:*:*:*
Vendors & Products Tencent
Tencent weknora
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-28T02:03:23.589Z

Updated: 2026-10-28T16:11:20.194Z

Reserved: 2026-10-28T01:19:21.768Z

Link: CVE-2026-118376

cve-icon Vulnrichment

Updated: 2026-10-28T14:35:42.516Z

cve-icon NVD

Status : Deferred

Published: 2026-10-28T03:17:14.230

Modified: 2026-10-28T17:18:25.850

Link: CVE-2026-118376

cve-icon Redhat

No data.