Critical 9.8Published Aug 17, 2026

CVE-2026-74895openssl_encrypt before 1.4.0 Plugin Sandbox Bypass via Process Isolation

Updated under an hour ago (2026-10-19 09:50 UTC)

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It affects jahlives openssl_encrypt. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for jahlives openssl_encrypt

Exploited in the last 30 days

openssl_encrypt versions before 1.4.0 fail to apply sandbox restrictions in the default process isolation mode for plugin execution. Attackers can execute malicious plugins with unrestricted access to the filesystem, network, subprocess execution, and all Python modules.

CVSS: 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-693
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Analyzed
Record last updated: Oct 1, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

jahlives openssl_encrypt jahlives:openssl_encrypt (from the name)	before 1.4.0; 1.4.0 not affected	CNA record
jahlives openssl_encrypt jahlives:openssl_encrypt	before 1.4.0	NVD

References

https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-623h-chj7-hfx8vendor-advisory, mitigation
https://www.vulncheck.com/advisories/openssl-encrypt-before-plugin-sandbox-bypass-via-process-isolationthird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.