CVE-2019-25308: Mikogo 5.2.2.150317 contains an unquoted service path vulnerability in the Mikogo-Service Windows service conf

Routine

HIGH 7.8DOWNGRADE

CVE-2019-25308 is a high-severity flaw (CVSS 7.8) affecting mikogo. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Mikogo 5.2.2.150317 contains an unquoted service path vulnerability in the Mikogo-Service Windows service configuration. Attackers can exploit the unquoted path to inject and execute malicious code with LocalSystem privileges by placing executable files in specific path locations.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 84%)
CISA exploited list	No
Weakness	CWE-428
Published	2026-02-11
Last modified	2026-06-17

Publisher (CNA): VulnCheck · Vendor: mikogo

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

Am I affected?

Timeline

2026-02-11 15:16 UTCPublished CVE record published
2026-06-17 02:32 UTCUpdated Record last modified

mikogo mikogo DOWNGRADE

Affected: 5.2.150317

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.2.150317

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.2.150317 (Debian / Ubuntu)

apt-cache madison mikogo sudo apt install mikogo=<VERSION_BEFORE_5.2.150317> sudo apt-mark hold mikogo

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

dnf --showduplicates list mikogo sudo dnf downgrade mikogo-<VERSION_BEFORE_5.2.150317> sudo dnf versionlock add mikogo

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-2019-25308?

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

Is CVE-2019-25308 being exploited?

CVE-2019-25308 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-2019-25308 affect?

CVE-2019-25308 affects mikogo. Severity is high (CVSS 7.8). Mikogo 5.2.2.150317 contains an unquoted service path vulnerability in the Mikogo-Service Windows service configuration. Attackers can exploit the unquoted path to inject and execute malicious code with LocalSystem privileges by placing exe

How urgent is CVE-2019-25308?

Priority 36/100. High severity; Public exploit reference

Software pages

Windows vulnerabilities

References

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