GHSA-4xqv-47rm-37mm · Severity: medium · Ecosystem: rubygems — OpenC3 stores passwords in clear text (`GHSL-2024-129`)
OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. OpenC3 COSMOS stores the password of a user unencrypted in the LocalStorage of a web browser. This makes the user password susceptible to exfiltration via Cross-site scripting (see GHSL-2024-128). This vulnerability is fixed in 5.19.0. This only affects Open Source edition, and not OpenC3 COSMOS Enterprise Edition.
Conclusion & alert: CVE-2024-47529 is rated High Exploit Risk (60.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.93%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-02-21 | 0.68% | 0.93% | +0.24% |
| 2 | 2026-02-04 | 0.89% | 0.68% | -0.21% |
| 3 | 2025-12-22 | — | 0.89% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.8 | 4.0 | MEDIUM |
|
— | — | [email protected] |
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | [email protected] |
GHSA-4xqv-47rm-37mm · Severity: medium · Ecosystem: rubygems — OpenC3 stores passwords in clear text (`GHSL-2024-129`)
| URL | Tags |
|---|---|
| https://github.com/OpenC3/cosmos/commit/b5ab34fe7fa54c0c8171c4aa3caf4e03d6f63bd7 | Patch |
| https://github.com/OpenC3/cosmos/security/advisories/GHSA-4xqv-47rm-37mm | Vendor Advisory |
| https://securitylab.github.com/advisories/GHSL-2024-127_GHSL-2024-129_OpenC3_COSMOS | Exploit Third Party Advisory |