CVE-2026-111353 json
Peppermint through 0.5.5 Missing Authorization via Time-Tracking and Attachment Upload Endpoints
published 25d ago modified 20d ago also EUVD-2026-102497
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 22%
- public exploits
- 0
- none known
Summary
Peppermint through 0.5.5 contains a missing authorization vulnerability that allows any authenticated user to create time entries and attachments as other users by supplying a user id in the request body. Attackers can send POST requests to /api/v1/time/new or /api/v1/storage/ticket/:id/upload/single to attach files and time records to any ticket under another user's identity.
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Check with FencerCISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 20d ago
Exploit prediction
0.30% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- hackmd.io https://hackmd.io/@hieuPenguinnn/peppermint-data-logs-missing-authorization 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:N/VI:L/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:N/I:L/A:N |
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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
- Peppermint-Lab peppermint
Classification
- Weakness
-
- CWE-862 Missing Authorization
References
-
hackmd.io
/@hieuPenguinnn/peppermint-data-logs-missing-authorization
third-party-advisory, exploit
-
github.com
/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/controllers/time.ts#L6-L27
technical-description
-
github.com
/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/controllers/storage.ts#L9-L35
technical-description
-
github.com
/Peppermint-Lab/peppermint/blob/0.5.5/apps/api/src/main.ts#L57-L70
technical-description
-
vulncheck.com
/advisories/peppermint-through-0.5.5-missing-authorization-via-time-tracking-and-attachment-upload-endpoints
third-party-advisory
Sources
- CVE List CVE-2026-111353
- NVD CVE-2026-111353
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.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.