CVE-2026-118376

Medium

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.

SeverityMedium

CVSS5.3

Exploit probability—

ProductWeKnora

PublishedOct 28, 2026

First seenOct 28, 2026

Weakness typeCWE-918Server-side request forgery (SSRF)

How to fix

Update

Tencent WeKnora0.8.2 or later

Patches

Vendor advisories

github.com/Tencent/WeKnora/releases/tag/v0.8.2

Affected products

Product	Affected versions	Fixed in
Tencent WeKnora	0.2.11 ≤ v < 0.8.2	0.8.2

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