A cross-site scripting (XSS) vulnerability in OpenC3 COSMOS before v6.0.2 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the URL parameter.
CVE-2025-28380
Score 6.1 from GitHub Security Advisory published 2025-06-13. NVD baseline CVSS 6.1; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.1
- EG Score
- 6.1(medium)
- EG Risk
- 43(Track)EG Risk 43/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity61% × 45%Exploitation40% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS
- 20.5%
- KEV
- Not listed
Published
June 13, 2025
Last Modified
October 27, 2025
References (6)
- cve@mitrehttps://github.com/OpenC3/cosmos/commit/12e3e12307afd3dbfc306f20d60400989db89883
- cve@mitrehttps://github.com/OpenC3/cosmos/pull/1816
- cve@mitrehttps://github.com/OpenC3/cosmos/releases/tag/v6.0.2
- cve@mitrehttps://openc3.com/
- cve@mitrehttps://visionspace.com/openc3-cosmos-a-security-assessment-of-an-open-source-mission-framework/
- 134c704f-9b21-4f2e-91b3-4a467353bcc0https://visionspace.com/openc3-cosmos-a-security-assessment-of-an-open-source-mission-framework/
Affected Packages
(1 across 1 ecosystem)
PyPI(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| openc3 | 0.1.0 ... 6.0.0 (25 versions) | — | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 13× in last 7d / 49× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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Related CVEs(same CWE)
Frequently asked(5)
What is CVE-2025-28380?
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Dependency Blast Radius
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