How severe is CVE-2026-36365?

CVE-2026-36365 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-36365 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-36365?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-36365 have an EU (EUVD) identifier?

Yes. CVE-2026-36365 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26976.

When was CVE-2026-36365 published?

CVE-2026-36365 was published on 2026-05-04 and last updated on 2026-06-17.

CVE-2026-36365

CVE-2026-36365 is a high-severity vulnerability with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-26976
Weakness: CWE-77
Published: 2026-05-04
Last modified: 2026-06-17

Description

An issue in Lymphatus caesium-image-compressor All versions up to and including commit 02da2c6 allows a local attacker to execute arbitrary code via the shutdownMachine and putMachineToSleep functions in PostCompressionActions.cpp

Frequently asked questions

What is CVE-2026-36365?: An issue in Lymphatus caesium-image-compressor All versions up to and including commit 02da2c6 allows a local attacker to execute arbitrary code via the shutdownMachine and putMachineToSleep functions in PostCompressionActions.cpp
How severe is CVE-2026-36365?: CVE-2026-36365 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-36365 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-36365?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-36365 have an EU (EUVD) identifier?: Yes. CVE-2026-36365 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26976.
When was CVE-2026-36365 published?: CVE-2026-36365 was published on 2026-05-04 and last updated on 2026-06-17.

References

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