What’s Vulnerable › Vulnerabilities

CVE-2026-101078: deepseek-ai deepseek-harness Landlock Backend profiles.ts isolation

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-28 · updated 2026-09-28
• Weakness: CWE-653

Description

A vulnerability has been found in deepseek-ai deepseek-harness up to 0.1.7-rc.2. Affected is an unknown function of the file packages/sandbox/sandbox-local/src/profiles.ts of the component Landlock Backend. Such manipulation leads to improper isolation or compartmentalization. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. It is advisable to implement a patch to correct this issue. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• deepseek-ai deepseek-harness: 0.1.7-rc.0, 0.1.7-rc.1, 0.1.7-rc.2

References

• https://github.com/Ruoyyy/My_vulnerable/blob/main/SECURITY-MOUNT-ESCAPE.en.md
• https://vuldb.com/cve/CVE-2026-101078
• https://vuldb.com/submit/929381
• https://vuldb.com/vuln/410949
• https://vuldb.com/vuln/410949/cti

Get alerted when CVE-2026-101078 or the next vulnerability affects your stack