# CVE-2026-91993

## Summary

- **CVE ID:** CVE-2026-91993
- **Severity:** MEDIUM
- **CVSS Score:** 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)
- **CWE:** CWE-639
- **Published:** Sep 15, 2026
- **Last Modified:** Sep 15, 2026

## Description

Jpom through 2.11.12 fails to validate workspace ownership when resolving repositoryId on the /build/branch-list endpoint, allowing authenticated users to access repositories from other workspaces. Attackers can submit repository identifiers from different workspaces to enumerate repository existence, determine repository type, and execute git ls-remote commands using other workspaces' stored credentials.

## Affected Products

- dromara — Jpom (0)

## References

- [CNA](https://github.com/dromara/Jpom/issues/115)
- [CNA](https://github.com/dromara/Jpom/blob/v2.11.12/modules/server/src/main/java/org/dromara/jpom/controller/build/BuildInfoController.java#L436-L454)
- [CNA](https://github.com/dromara/Jpom)
- [CNA](https://www.vulncheck.com/advisories/jpom-through-2.11.12-workspace-isolation-bypass-via-build-branch-list)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.25%
- **EPSS Percentile:** 16.6

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._