CVE-2026-120199 json
LearnHouse before 1.1.1 Missing Authorization via Assignment Submissions API
published 2026-10-31 8 d ago modified 2026-11-06 2 d ago also EUVD-2026-114720
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 12%
- public exploits
- 0
- none known
Summary
LearnHouse before 1.1.1 contains a missing authorization vulnerability in the assignment API that allows authenticated users to read other users' grades and submissions. Attackers can supply another user_id to the submissions grade endpoint or query submission read functions to view other students' work, grades and instructor feedback.
Patch / fix
- learnhouse learnhouse 1.1.1
- github.com/learnhouse/learnhouse@844a8a7 commit
- github.com/learnhouse/learnhouse#1187 pull request
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 d ago
Exploit prediction
0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).
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:N/VA:N/SC:N/SI:N/SA:N |
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/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
- learnhouse learnhouse
Classification
- Weakness
-
- CWE-639 Authorization Bypass Through User-Controlled Key
References
-
github.com
/learnhouse/learnhouse/commit/844a8a7787f0c42d466be604aaf47d296748b1b3
patch
-
github.com
/learnhouse/learnhouse/pull/1187
issue-tracking, patch
-
github.com
/learnhouse/learnhouse/issues/1184
issue-tracking
-
github.com
/learnhouse/learnhouse/blob/1.1.0/apps/api/src/services/courses/activities/assignments.py#L1673
technical-description
-
github.com
/learnhouse/learnhouse
product
-
vulncheck.com
/advisories/learnhouse-before-1.1.1-missing-authorization-via-assignment-submissions-api
third-party-advisory
Sources
- CVE List CVE-2026-120199
- NVD CVE-2026-120199
Fencer Vulns 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.