CVE-2022-27095: BattlEye v0.9 contains an unquoted service path which allows attackers to escalate privileges to the system le

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HIGH 7.8DOWNGRADE

CVE-2022-27095 is a high-severity flaw (CVSS 7.8) affecting battleye. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

BattlEye v0.9 contains an unquoted service path which allows attackers to escalate privileges to the system level.

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	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-428
Published	2022-05-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: battleye

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

Am I affected?

Timeline

2022-05-20 13:15 UTCPublished CVE record published
2026-06-17 04:36 UTCUpdated Record last modified

battleye battleye DOWNGRADE

Affected: 0.9

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.9

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.9 (Debian / Ubuntu)

apt-cache madison battleye sudo apt install battleye=<VERSION_BEFORE_0.9> sudo apt-mark hold battleye

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

dnf --showduplicates list battleye sudo dnf downgrade battleye-<VERSION_BEFORE_0.9> sudo dnf versionlock add battleye

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-2022-27095?

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

Is CVE-2022-27095 being exploited?

CVE-2022-27095 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-2022-27095 affect?

CVE-2022-27095 affects battleye. Severity is high (CVSS 7.8). BattlEye v0.9 contains an unquoted service path which allows attackers to escalate privileges to the system level.

How urgent is CVE-2022-27095?

Priority 41/100. High severity; Public exploit reference

References

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