CVE-2025-65236: OpenCode Systems USSD Gateway OC Release: 5 was discovered to contain a SQL injection vulnerability via the Se

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2025-65236 is a critical-severity flaw (CVSS 9.8) affecting ussd gateway. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

OpenCode Systems USSD Gateway OC Release: 5 was discovered to contain a SQL injection vulnerability via the Session ID parameter in the /occontrolpanel/index.php endpoint.

Why this priority

Critical severity
Public exploit reference
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-89
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.

Exact fixes by distribution

A distro patch exists: prefer upgrading over downgrading.

Fedora 46 · php-pecl-yac · FIXED · 3.0.2-1.fc46 · FEDORA-2026-0322a78385 · source

sudo dnf upgrade --advisory=FEDORA-2026-0322a78385

Fedora ELN · openldap · FIXED · 2.6.16-1.eln159 · FEDORA-2026-4b30c86326 · source

sudo dnf upgrade --advisory=FEDORA-2026-4b30c86326

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: eslam3kl.gitbook.io/blog/web-application-findings/cve-2025-65236-ussd-gateway-sql-injectio

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-2025-65236?

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

Is CVE-2025-65236 being exploited?

CVE-2025-65236 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-2025-65236 affect?

CVE-2025-65236 affects ussd gateway. Severity is critical (CVSS 9.8). OpenCode Systems USSD Gateway OC Release: 5 was discovered to contain a SQL injection vulnerability via the Session ID parameter in the /occontrolpanel/index.php endpoint.

How urgent is CVE-2025-65236?

Priority 58/100. Critical severity; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

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-2025-65238 MEDIUM 6.5 DOWNGRADE Incorrect access control in the getSubUsersByProvider function of OpenCode Systems USSD Gateway OC Release: 5
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-2025-65235 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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