01 Record
CVE-2026-108821
Tencent WeKnora SQL Validator inject.go validateSubquery sql injection
MediumPUBLISHEDCNA: VulDB
CNA base score5.3 CVSS v4.0CVSS: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
02 Description
Tencent WeKnora SQL Validator inject.go validateSubquery sql injection
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.24% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 14.9% of scored records. A rank, not a probability.
- NVD base score
- 2.1 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- 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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-13.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-12 09:45Z17 DAYS AGO
- Last updated
- 2026-10-13 18:50Z16 DAYS AGO
- Reserved
- 2026-10-11
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- 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
- Weaknesses
- Data version
- 5.2
- Document digest
- 7288af33dd89f6fb930defc63da8c0d19539ac1fc5051f5f2a7d1abe579bd07d
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-416598 | Tencent WeKnora SQL Validator inject.go validateSubquery sql injectionhttps://vuldb.com/vuln/416598
- vuldb.comVDB-416598 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/416598/cti
- vuldb.comCVE-2026-108821 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-108821
- vuldb.comSubmit #964272 | Tencent WeKnora main SQL Injectionhttps://vuldb.com/submit/964272
- gist.github.comhttps://gist.github.com/k4z01/8ab2f57b015825f8738ed536dd870877
- github.comhttps://github.com/Tencent/WeKnora/pull/3305
- github.comhttps://github.com/Tencent/WeKnora/commit/d7ccd5ba517cc3968e6d5000a2ab0f4b51ef1dda
- github.comhttps://github.com/Tencent/WeKnora/releases/tag/v0.8.2
- github.comhttps://github.com/k4z01/WeKnora-SQL-Validation-Bypass/blob/main/weknora-sql-validation-bypass.md
- github.comhttps://github.com/Tencent/WeKnora/