https://github.com/yamcs/yamcs · YAMCS yamcs-core 5.12.7 - User Enumeration
Affects https://github.com/yamcs/yamcsSource Exploit-DB RSS Feed
Public exploit available (Exploit-DB) : upgrade to 5.12.7 as a priority.
Data as of 29 Oct 2026, 19:04 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- EPSS
- 1.0% chance of exploitation in 30 days – higher than 64% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 5.12.7
Exploitation evidence
Disclosed: evidence found.
Public on cve.org; its publication date is not in this record
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Upgrade https://github.com/yamcs/yamcs to 5.12.7.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| https://yamcs.org https://github.com/yamcs/yamcs | Affected
| Fixed in
|
AI-suggested
Upgrade to YAMCS yamcs-core version 5.12.7 or later, where this user enumeration vulnerability has been fixed. Since a patch is available, applying the official update is the recommended remediation.
Description
YAMCS yamcs-core 5.12.7 - User Enumeration
Indicators of compromise
Exploit source code
# Exploit Title: YAMCS yamcs-core < 5.12.7 - User Enumeration
# Date: 2026-05-27
# Exploit Author: Daniel Miranda Barcelona (Excal1bur)
# Vendor Homepage: https://yamcs.org
# Software Link: https://github.com/yamcs/yamcs
# Version: < 5.12.7
# Tested on: Linux
# CVE: CVE-2026-44595
# Category: Remote / Information Disclosure
# Advisory: https://github.com/yamcs/yamcs/security/advisories/GHSA-p2rj-mrmc-9w29
#!/usr/bin/env python3
"""
CVE-2026-44595 — YAMCS Unauthorized User Enumeration via IAM …