CVE-2026-119597 json
OpenDeepWiki through 2.0.6 Hard-coded JWT Signing Key Admin Token Forgery
published 10d ago modified 4d ago also EUVD-2026-113934
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 31%
- public exploits
- 0
- none known
Summary
OpenDeepWiki through 2.0.6 contains a hard-coded JWT signing key vulnerability that allows unauthenticated attackers to forge administrator tokens using the publicly known Jwt:SecretKey in appsettings.json. Attackers can mint HS256 bearer tokens with an Admin role claim to access /api/admin endpoints and control users, roles, repositories, settings, and API keys.
Patch / fix
Is CVE-2026-119597 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- total
- Assessed
- 4d ago
Exploit prediction
0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- hackmd.io https://hackmd.io/@hieuPenguinnn/opendeepwiki-hardcoded-jwt-secret-admin-forgery referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 4.0 | 9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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 |
Affected products
- AIDotNet OpenDeepWiki
Classification
- Weakness
-
- CWE-321 Use of Hard-coded Cryptographic Key
References
-
github.com
/AIDotNet/OpenDeepWiki/commit/1bf0f4b5ef8d972ca640e5df145b5813a9492544
patch
-
hackmd.io
/@hieuPenguinnn/opendeepwiki-hardcoded-jwt-secret-admin-forgery
third-party-advisory, exploit
-
github.com
/AIDotNet/OpenDeepWiki/issues/403
issue-tracking
-
github.com
/AIDotNet/OpenDeepWiki/blob/v2.0.6/src/OpenDeepWiki/appsettings.json#L27
technical-description
-
github.com
/AIDotNet/OpenDeepWiki/blob/v2.0.6/src/OpenDeepWiki/Program.cs#L92
technical-description
-
github.com
/AIDotNet/OpenDeepWiki
product
-
vulncheck.com
/advisories/opendeepwiki-through-2.0.6-hard-coded-jwt-signing-key-admin-token-forgery
third-party-advisory
Sources
- CVE List CVE-2026-119597
- NVD CVE-2026-119597
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.