CVE-2025-27389

MEDIUMNVD 5.15.1—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.1 under NVD CVSS v3. EPSS exploit probability: 0.1%, top 98% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
5.1
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.1Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A flaw exists in the verification of application installation sources within ColorOS. Under specific conditions, this issue may cause the risk detection mechanism to fail, which could allow malicious applications to be installed without proper warning.

CVSS v3
5.1
EG Score
5.1(medium)
EG Risk
23(Track)
EG Risk 23/100SSVC: 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 computed
Severity51% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
1.8%
KEV
Not listed

Published

December 5, 2025

Last Modified

April 15, 2026

References (1)

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 39× 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.

Showing the most recent 100 of 114 total refreshes for this CVE.

  1. 2026-07-23 02:52 UTCEG score recompute
  2. 2026-07-22 14:07 UTCEPSS rescore
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  34. 2026-06-08 15:15 UTCEG score recompute▲ 5.10
  35. 2026-06-08 15:14 UTCGHSA enrichment
  36. 2026-06-08 14:16 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2025-27389?
CVE-2025-27389 is a medium vulnerability published on December 5, 2025. A flaw exists in the verification of application installation sources within ColorOS. Under specific conditions, this issue may cause the risk detection mechanism to fail, which could allow malicious applications to be installed without proper warning.
When was CVE-2025-27389 disclosed?
CVE-2025-27389 was first published in the National Vulnerability Database on December 5, 2025, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-27389 actively exploited?
CVE-2025-27389 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2025-27389?
CVE-2025-27389 has a CVSS v3 base score of 5.1 (NVD).
How do I remediate CVE-2025-27389?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-27389, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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