CVE-2026-108821: Tencent WeKnora

Affected products, as the CNA wrote them
Vendor	Product	Versions
Tencent	WeKnora	affected 0.8.0 affected 0.8.1 unaffected 0.8.2

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
5.3	Medium	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	CNA (VulDB)Used for this record
6.3	Medium	3.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	CNA (VulDB)
6.3	Medium	3.0	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	CNA (VulDB)
6.5	Medium	2.0	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C	CNA (VulDB)

CISA KEV Not listed.
EPSS 0.0024, the 15th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 12 Oct 2026. New records show when each source confirmed them.

Sources

References from the CNA

vuldb.com/vuln/416598 vdb-entrytechnical-description
vuldb.com/vuln/416598/cti signaturepermissions-required
vuldb.com/cve/CVE-2026-108821 third-party-advisory
vuldb.com/submit/964272 third-party-advisory
github.com/Tencent/WeKnora/pull/3305 issue-trackingpatch
github.com/Tencent/WeKnora/commit/d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda patch
github.com/Tencent/WeKnora/releases/tag/v0.8.2 patch
github.com/k4z01/WeKnora-SQL-Validation-Bypass/blob/main/weknora-sql-validation-bypass.md related
github.com/Tencent/WeKnora/ product
gist.github.com/k4z01/8ab2f57b015825f8738ed536dd870877 exploit

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.