CVE-2026-3965 json
whyour qinglong API express.ts protection mechanism
published 2026-03-11 7 mo ago modified 2026-06-17 4 mo ago also GHSA-xj37-qjg2-xwv2 , EUVD-2026-11489
- cvss
- 6.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 39%
- public exploits
- 0
- none known
Summary
A security vulnerability has been detected in whyour qinglong up to 2.20.1. Affected is an unknown function of the file back/loaders/express.ts of the component API Interface. The manipulation of the argument command leads to protection mechanism failure. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.20.2 is able to address this issue. The identifier of the patch is 6bec52dca158481258315ba0fc2f11206df7b719. It is advisable to upgrade the affected component. The code maintainer was informed beforehand about the issues. He reacted very fast and highly professional.
Patch / fix
- npm @whyour/qinglong 2.20.2
- whyour qinglong 2.20.2
- github.com/whyour/qinglong@6bec52d commit
- github.com/whyour/qinglong#2941 pull request
- github.com/whyour/qinglong/releases/tag/v2.20.2 release
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 7 mo ago
Exploit prediction
0.46% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/A7cc/cve/issues/6#issue-3999235307 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.3 | 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 | 3.1 | 6.3 | 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 | 3.0 | 6.3 | 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 | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C |
| CNA | 4.0 | 2.1 | 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 |
| CNA | 3.1 | 6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| CNA | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
| GitHub | 3.1 | 6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | @whyour/qinglong | <2.20.2 |
2.20.2 |
Affected products
- whyour qinglong
Classification
- Weakness
-
- CWE-693 Protection Mechanism Failure
References
-
github.com
/whyour/qinglong/pull/2941
issue-tracking, patch, web
-
github.com
/whyour/qinglong/commit/6bec52dca158481258315ba0fc2f11206df7b719
patch, web
-
github.com
/whyour/qinglong/releases/tag/v2.20.2
patch, web
-
github.com
/A7cc/cve/issues/6#issue-3999235307
exploit, issue-tracking, web
-
vuldb.com
/?id.350394
vdb-entry, technical-description, web
-
vuldb.com
/?ctiid.350394
signature, permissions-required, web
-
vuldb.com
/?submit.768861
third-party-advisory, web
-
github.com
/A7cc/cve/issues/6
issue-tracking, web
-
github.com
/whyour/qinglong/
product
-
nvd.nist.gov
/vuln/detail/CVE-2026-3965
advisory
-
github.com
/whyour/qinglong
package
Sources
- CVE List CVE-2026-3965
- GitHub Advisory GHSA-xj37-qjg2-xwv2
- NVD CVE-2026-3965
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