Security readout for executives and security teams
Plain-English summary
CVE-2026-22687 affects Tencent WeKnora before 0.2.5. When the Agent service is enabled, users may be able to bypass query restrictions through prompts and access sensitive server or database information. The vendor states the issue is fixed in 0.2.5. No provided source indicates active exploitation.
Executive priority
Prioritize patching WeKnora systems that handle sensitive documents or connect to sensitive databases. This is not a confirmed exploited emergency, but it can expose confidential data if the vulnerable Agent workflow is enabled.
Technical view
This is a CWE-89 SQL injection issue in WeKnora’s Agent database query tool. Insufficient backend validation can allow prompt-based bypass of query restrictions. CVSS 3.1 is 5.6: network exploitable, high complexity, no privileges or user interaction, with low confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to Tencent WeKnora deployments before version 0.2.5 where the Agent service and database query tool are enabled or reachable by users.
Exploitation context
The source describes prompt-based bypass techniques but does not provide evidence of public exploitation. It is not listed as KEV. Exploitation is rated high complexity, but could still matter where WeKnora connects to sensitive databases.
Researcher notes
The public evidence is limited to the CVE record, GitHub advisory, and linked commit. Avoid assuming impact outside Tencent WeKnora <0.2.5. Validate exposure by configuration, not just package presence, because the described path requires Agent service enablement.
Mitigation direction
- Upgrade Tencent WeKnora to version 0.2.5 or later.
- Review the GitHub advisory for vendor-specific remediation guidance.
- If upgrade is delayed, evaluate limiting Agent service access until patched.
- Restrict access to database query functionality to trusted users only.
Validation and detection
- Inventory WeKnora deployments and record installed versions.
- Confirm whether the Agent service is enabled.
- Confirm whether database query tooling is exposed to users.
- Verify version 0.2.5 or the referenced fix is deployed.
- Review logs for unusual Agent-driven database query activity.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-89: Database access and collection lookup
Injection into data stores can inform collection, data access, and exfiltration detection reviews. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-22687 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.6 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L2.23.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.6MediumVector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/Tencent/WeKnora/security/advisories/GHSA-pcwc-3fw3-8cqvCVE reference · x_refsource_CONFIRM
- https://github.com/Tencent/WeKnora/commit/da55707022c252dd2c20f8e18145b2d899ee06a1CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.