Incorrect access control in the getSubUsersByProvider function of OpenCode Systems USSD Gateway OC Release: 5 Version 6.13.11 allows attackers with low-level privileges to dump user records and access sensitive information.
CVE-2025-65238
MEDIUMPre-NVD 6.56.5—Elevated
EchelonGraph scoreMEDIUM confidence
Score 6.5 from GitHub Security Advisory published 2025-11-26. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 6.5; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: Elevated riskExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.5
- EG Score
- 6.5(medium)
- EG Risk
- 45(Track)EG Risk 45/100SSVC: 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 computedSeverity65% × 45%Exploitation40% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 27%
- KEV
- Not listed
Published
November 26, 2025
Last Modified
June 17, 2026
References (4)
- cve@mitrehttps://eslam3kl.gitbook.io
- cve@mitrehttps://eslam3kl.gitbook.io/blog/web-application-findings/cve-2025-65238-ussd-gateway-broken-access-control-sessions
- cve@mitrehttps://github.com/eslam3kl
- 134c704f-9b21-4f2e-91b3-4a467353bcc0https://eslam3kl.gitbook.io/blog/web-application-findings/cve-2025-65238-ussd-gateway-broken-access-control-sessions
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Frequently asked(5)
What is CVE-2025-65238?
CVE-2025-65238 is a medium vulnerability published on November 26, 2025. Incorrect access control in the getSubUsersByProvider function of OpenCode Systems USSD Gateway OC Release: 5 Version 6.13.11 allows attackers with low-level privileges to dump user records and access sensitive information.
When was CVE-2025-65238 disclosed?
CVE-2025-65238 was first published in the National Vulnerability Database on November 26, 2025, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-65238 actively exploited?
CVE-2025-65238 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 73.2% of all scored CVEs.
What is the CVSS score of CVE-2025-65238?
CVE-2025-65238 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2025-65238?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-65238, 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.
Dependency Blast Radius
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