TI-2025-40305 Aliases CVE-2025-65238 GHSA-q3m5-g9pg-7793

Incorrect access control in the getSubUsersByProvider function of OpenCode Systems USSD…

MEDIUM 62CWE-284Published 2025-11-26 · Updated 2025-12-03

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-284.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00359 29th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:opencode:ussd_gateway:6.13.11:::::::*	6.13.11	Vulnerable	Opencode

cpe:2.3:a:opencode:ussd_gateway:6.13.11:*:*:*:*:*:*:* Versions 6.13.11 Vulnerable ·Opencode

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-65238
2026-10-03 Alias added: GHSA-q3m5-g9pg-7793

References

Exploit 1

https://eslam3kl.gitbook.io/blog/web-application-findings/cve-2025-65238-ussd-gateway-broken-access-control-sessions

Other 2

TI-2025-40303 OpenCode Systems USSD Gateway OC Release: 5 was discovered to contain a SQL injection… CVSS 3.1CRITICAL 9.8
TI-2025-40302 OpenCode Systems USSD Gateway OC Release: 5 Version 6.13.11 was discovered to contain a… CVSS 3.1CRITICAL 9.8
TI-2025-40304 A reflected cross-site scripted (XSS) vulnerability in OpenCode Systems USSD Gateway OC… CVSS 3.1MEDIUM 6.1
TI-2025-40306 Incorrect access control in the /aux1/ocussd/trace endpoint of OpenCode Systems USSD… CVSS 3.1MEDIUM 4.3
TI-2025-43116 OpenCode Systems OC Messaging / USSD Gateway OC Release 6.32.2 contains a broken access… CVSS 3.1HIGH 8.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences