Description
An issue in the context-compaction feature of DeepSeek Harness (dsh) commit c291e796 allows attackers to execute a prompt injection attack via crafted external content.
Published: 2026-10-16
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

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History

Fri, 23 Oct 2026 09:45:00 +0000

Type Values Removed Values Added
First Time appeared Deepseek
Deepseek deepseek-harness
Vendors & Products Deepseek
Deepseek deepseek-harness

Fri, 23 Oct 2026 07:30:00 +0000

Type Values Removed Values Added
Title DeepSeek Harness Context‑Compaction Prompt Injection Vulnerability

Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
Title Prompt Injection via Context‑Compaction in DeepSeek Harness
Weaknesses CWE-20

Wed, 21 Oct 2026 02:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-94
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 16 Oct 2026 18:00:00 +0000

Type Values Removed Values Added
Title Prompt Injection via Context‑Compaction in DeepSeek Harness
Weaknesses CWE-20

Fri, 16 Oct 2026 14:45:00 +0000

Type Values Removed Values Added
Description An issue in the context-compaction feature of DeepSeek Harness (dsh) commit c291e796 allows attackers to execute a prompt injection attack via crafted external content.
References

Subscriptions

Deepseek Deepseek-harness
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-10-21T01:55:26.148Z

Reserved: 2026-09-22T00:00:00.000Z

Link: CVE-2026-95183

cve-icon Vulnrichment

Updated: 2026-10-21T01:55:19.931Z

cve-icon NVD

Status : Deferred

Published: 2026-10-16T15:17:37.050

Modified: 2026-10-21T02:17:07.570

Link: CVE-2026-95183

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-23T09:30:11Z

Weaknesses