CVE-2026-36365

HIGHNVD 7.87.8—

7.8

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

CVSS v3: 7.8
EG Score: 7.8(high)
EPSS: 6.3%
KEV: Not listed

Published

May 4, 2026

Last Modified

May 7, 2026

Advisory Details (4)

Auto-updated May 5, 2026

No patch confirmed yet.

generic

vulnerability-research/advisories/CVE-2026-36365.md at main · mertsatilmaz/vulnerability-research · GitHub

https://github.com/mertsatilmaz/vulnerability-research/blob/main/advisories/CVE-2026-36365.md

generic

fix: security vulnerabilities identified and patched by mertsatilmaz · Pull Request #376 · Lymphatus/caesium-image-compressor · GitHub

https://github.com/Lymphatus/caesium-image-compressor/pull/376

generic

caesium-image-compressor/src/utils/PostCompressionActions.cpp at main · Lymphatus/caesium-image-compressor · GitHub

https://github.com/Lymphatus/caesium-image-compressor/blob/main/src/utils/PostCompressionActions.cpp

generic

GitHub - Lymphatus/caesium-image-compressor: Caesium is an image compression software that helps you store, send and share digital pictures, supporting JPG, PNG, WebP and TIFF formats. You can quickly reduce the file size (and resolution, if you want) by preserving the overall quality of the image. · GitHub

https://github.com/Lymphatus/caesium-image-compressor

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 16× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-31 22:30 UTCepss_batch
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2026-05-31 00:16 UTCepss_batch
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2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
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2026-05-28 13:44 UTCepss_batch
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2026-05-27 13:40 UTCepss_batch
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2026-05-26 13:44 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
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2026-05-20 22:38 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
2026-05-20 14:36 UTCEG score recompute
2026-05-20 14:36 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-36365?

CVE-2026-36365 is a high vulnerability published on May 4, 2026. 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

When was CVE-2026-36365 disclosed?

CVE-2026-36365 was first published in the National Vulnerability Database on May 4, 2026, with the most recent update on May 7, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-36365 actively exploited?

CVE-2026-36365 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 6.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-36365?

CVE-2026-36365 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2026-36365?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-36365, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2026-36365

📅 Published

🔄 Last Modified

📋 Advisory Details (4)

vulnerability-research/advisories/CVE-2026-36365.md at main · mertsatilmaz/vulnerability-research · GitHub

fix: security vulnerabilities identified and patched by mertsatilmaz · Pull Request #376 · Lymphatus/caesium-image-compressor · GitHub

caesium-image-compressor/src/utils/PostCompressionActions.cpp at main · Lymphatus/caesium-image-compressor · GitHub

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2026-36365?

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Advisory Details (4)

Frequently asked(5)

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