CVE-2026-127082 json
Huginn before 2026.11.09 Information Exposure via JqAgent jq env Builtin
published 4d ago modified yesterday also EUVD-2026-125100 , GHSA-3f56-748g-q34j
Unreviewed: the maintainers' own advisory
Published by the maintainers on their GitHub repository huginn/huginn. GitHub has not reviewed it into the GitHub Advisory Database, so the affected packages and versions are the maintainers' word. Read the full advisory on GitHub.
- cvss
- 7.7
- 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 38%
- public exploits
- 0
- none known
Summary
Huginn before 2026.11.09 contains an information exposure vulnerability in JqAgent that allows authenticated users to read the server process environment because the jq child process inherits it. Attackers who can create, configure or dry-run a JqAgent can supply a filter using env or $ENV to disclose APP_SECRET_TOKEN, database, SMTP and OAuth secrets.
Patch / fix
- huginn huginn 2026.11.09
Is CVE-2026-127082 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 FencerExploit prediction
0.43% chance of exploitation in the next 30 days, higher than 38% of all scored CVEs (FIRST EPSS, 2026-11-14).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 8.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N |
| CNA | 3.1 | 7.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
| CNA | 4.0 | 8.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/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 |
| NVD | 3.1 | 7.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
Affected products
- huginn huginn
Classification
- Weakness
-
- CWE-497 Exposure of Sensitive System Information to an Unauthorized Control Sphere
References
-
github.com
/huginn/huginn/commit/826f4bd471c027660b1951408b44f9e5c5452aff
patch
-
github.com
/huginn/huginn/security/advisories/GHSA-3f56-748g-q34j
vendor-advisory, advisory
-
github.com
/huginn/huginn/blob/v2026.11.05.2/app/models/agents/jq_agent.rb#L166
technical-description
-
github.com
/huginn/huginn/releases/tag/v2026.11.09
release-notes
-
vulncheck.com
/advisories/huginn-before-2026.11.09-information-exposure-via-jqagent-jq-env-builtin
third-party-advisory
Sources
- CVE List CVE-2026-127082
- NVD CVE-2026-127082
- Maintainer advisory GHSA-3f56-748g-q34j
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.
The maintainers of huginn/huginn published their own advisory on GitHub. Reviewed sources take precedence over it.