CVE-2025-65238: Incorrect access control in the getSubUsersByProvider function of OpenCode Systems USSD Gateway OC Release: 5

Routine

MEDIUM 6.5DOWNGRADE

CVE-2025-65238 is a medium-severity flaw (CVSS 6.5) affecting ussd gateway. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 71%)
CISA exploited list	No
Weakness	CWE-284
Published	2025-11-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: opencode

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-11-26 17:15 UTCPublished CVE record published
2026-06-17 09:55 UTCUpdated Record last modified

opencode ussd gateway DOWNGRADE

Affected: 6.13.11

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.13.11

1. Check installed version

apt-cache policy ussd-gateway || rpm -q ussd-gateway || ussd-gateway --version

2. No fixed release: DOWNGRADE to a release before 6.13.11 (Debian / Ubuntu)

apt-cache madison ussd-gateway sudo apt install ussd-gateway=<VERSION_BEFORE_6.13.11> sudo apt-mark hold ussd-gateway

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list ussd-gateway sudo dnf downgrade ussd-gateway-<VERSION_BEFORE_6.13.11> sudo dnf versionlock add ussd-gateway

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-65238?

ussd gateway: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-65238 being exploited?

CVE-2025-65238 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-65238 affect?

CVE-2025-65238 affects ussd gateway. Severity is medium (CVSS 6.5). 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.

How urgent is CVE-2025-65238?

Priority 35/100. Public exploit reference

Related CVEs

CVE-2025-70614 HIGH 8.1 DOWNGRADE OpenCode Systems OC Messaging / USSD Gateway OC Release 6.32.2 contains a broken access control vulnerability
CVE-2025-65239 MEDIUM 4.3 DOWNGRADE Incorrect access control in the /aux1/ocussd/trace endpoint of OpenCode Systems USSD Gateway OC Release:5, ver
CVE-2025-65237 MEDIUM 6.1 DOWNGRADE A reflected cross-site scripted (XSS) vulnerability in OpenCode Systems USSD Gateway OC Release: 5 allows atta
CVE-2025-65236 CRITICAL 9.8 DOWNGRADE OpenCode Systems USSD Gateway OC Release: 5 was discovered to contain a SQL injection vulnerability via the Se
CVE-2025-65235 CRITICAL 9.8 DOWNGRADE OpenCode Systems USSD Gateway OC Release: 5 Version 6.13.11 was discovered to contain a SQL injection vulnerab

References

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