CVE-2023-27094: An issue found in OpenGoofy Hippo4j v.1.4.3 allows attackers to escalate privileges via the ThreadPoolControll

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HIGH 8.8DOWNGRADE

CVE-2023-27094 is a high-severity flaw (CVSS 8.8) affecting hippo4j. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue found in OpenGoofy Hippo4j v.1.4.3 allows attackers to escalate privileges via the ThreadPoolController of the tenant Management module.

Why this priority

High severity

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 49%)
CISA exploited list	No
Weakness	CWE-269
Published	2023-03-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: opengoofy

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

Am I affected?

Timeline

2023-03-23 17:15 UTCPublished CVE record published
2026-06-17 05:44 UTCUpdated Record last modified

opengoofy hippo4j DOWNGRADE

Affected: 1.4.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.4.3

1. Check installed version

apt-cache policy hippo4j || rpm -q hippo4j || hippo4j --version

2. No fixed release: DOWNGRADE to a release before 1.4.3 (Debian / Ubuntu)

apt-cache madison hippo4j sudo apt install hippo4j=<VERSION_BEFORE_1.4.3> sudo apt-mark hold hippo4j

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

dnf --showduplicates list hippo4j sudo dnf downgrade hippo4j-<VERSION_BEFORE_1.4.3> sudo dnf versionlock add hippo4j

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-2023-27094?

hippo4j: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-27094 being exploited?

CVE-2023-27094 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-2023-27094 affect?

CVE-2023-27094 affects hippo4j. Severity is high (CVSS 8.8). An issue found in OpenGoofy Hippo4j v.1.4.3 allows attackers to escalate privileges via the ThreadPoolController of the tenant Management module.

How urgent is CVE-2023-27094?

Priority 43/100. High severity

Related CVEs

CVE-2023-27096 MEDIUM 6.5 DOWNGRADE Insecure Permissions vulnerability found in OpenGoofy Hippo4j v.1.4.3 allows attacker to obtain sensitive info
CVE-2023-27095 MEDIUM 6.5 UPGRADE Insecure Permissions vulnerability found in OpenGoofy Hippo4j v.1.4.3 allows attacker toescalate privileges vi

References

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