CVE-2025-50946: OS Command Injection in Olivetin 2025.4.22 Custom Themes via the ParseRequestURI function in service/internal/

This week

MEDIUM 6.5REMOTEDOWNGRADE

CVE-2025-50946 is a medium-severity flaw (CVSS 6.5) affecting olivetin. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

OS Command Injection in Olivetin 2025.4.22 Custom Themes via the ParseRequestURI function in service/internal/executor/arguments.go.

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

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	None
User interaction	None
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Weakness	CWE-78
Published	2025-08-13
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: olivetin

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

Am I affected?

Timeline

2025-08-13 18:15 UTCPublished CVE record published
2026-06-17 09:35 UTCUpdated Record last modified

olivetin olivetin DOWNGRADE

Affected: 2025.4.22

Fixed in: no fixed release known

Safe to downgrade to: a release before 2025.4.22

1. Check installed version

apt-cache policy olivetin || rpm -q olivetin || olivetin --version

2. No fixed release: DOWNGRADE to a release before 2025.4.22 (Debian / Ubuntu)

apt-cache madison olivetin sudo apt install olivetin=<VERSION_BEFORE_2025.4.22> sudo apt-mark hold olivetin

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

dnf --showduplicates list olivetin sudo dnf downgrade olivetin-<VERSION_BEFORE_2025.4.22> sudo dnf versionlock add olivetin

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-2025-50946?

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

Is CVE-2025-50946 being exploited?

CVE-2025-50946 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-2025-50946 affect?

CVE-2025-50946 affects olivetin. Severity is medium (CVSS 6.5). OS Command Injection in Olivetin 2025.4.22 Custom Themes via the ParseRequestURI function in service/internal/executor/arguments.go.

How urgent is CVE-2025-50946?

Priority 50/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-31817 HIGH 8.5 UPGRADE OliveTin gives access to predefined shell commands from a web interface
CVE-2026-30233 MEDIUM 6.5 UPGRADE OliveTin gives access to predefined shell commands from a web interface
CVE-2026-30225 MEDIUM 5.3 UPGRADE OliveTin gives access to predefined shell commands from a web interface
CVE-2026-30224 MEDIUM 5.4 UPGRADE OliveTin gives access to predefined shell commands from a web interface
CVE-2026-30223 HIGH 8.8 UPGRADE OliveTin gives access to predefined shell commands from a web interface

References

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