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TI-2026-82688 Aliases CVE-2026-115805GHSA-wg7x-99f3-xx6h

Rapid7 Insight Agent local privilege escalation via shell injection

Priority LOW 35CWE-78Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-78.

Summary

Rapid7 Insight Agent on Linux and macOS, from 0 before 4.1.4.43, mishandles local filesystem paths. An authenticated local user can gain elevated privileges through shell injection in the mcp.json configuration path (CWE-78). Exploitation requires existing local access and depends on the Agent's inventory collection processing the crafted path.

Written with Claude Haiku 5.5 from the sources below · 2026-11-05

Description from the CNA

Improper handling of local filesystem paths in Rapid7 Insight Agent on Linux and macOS may allow authenticated local users to gain elevated privileges. Exploitation requires existing local access and depends on the Agent's inventory collection processing the crafted path.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00167 6th percentileScored 2026-11-07
Fix Fixed Insight Agent (Rapid7): 4.1.4.43

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Rapid7Insight Agentbefore 4.1.4.434.1.4.43Patch availableCNA
  • Insight Agent VendorRapid7 Affected before 4.1.4.43 Fixed in 4.1.4.43 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:rapid7:insight_agent:*:*:*:*:*:*:*:*——Rapid7
  • cpe:2.3:a:rapid7:insight_agent:*:*:*:*:*:*:*:* Versions — — ·Rapid7

Remediation

Update Rapid7 Insight Agent to version 4.1.4.43 or later.

Written with Claude Haiku 5.5 from the sources below · 2026-11-05

  • Fix · CNA Insight Agent (Rapid7) Fixed in 4.1.4.43

Timeline

  1. 2026-10-29 Threatist record created from CVE-2026-115805
  2. 2026-10-29 Alias added: GHSA-wg7x-99f3-xx6h
  3. 2026-10-30 CISA SSVC decision points changed
  4. 2026-10-30 Priority changed: MEDIUM → LOW
  5. 2026-10-30 CISA SSVC decision points changed

References

Other 1

  • TI-2023-01233 Rapid7 InsightCloudSec resource.db() method access CVSS 3.1HIGH 8.8
  • TI-2023-01231 Rapid7 InsightCloudSec getattr() method access CVSS 3.1HIGH 8.8
  • TI-2023-01232 Rapid7 InsightCloudSec box object access CVSS 3.1HIGH 8.1
  • TI-2024-00358 Rapid7 Minerva Armor Privilege Escalation CVSS 3.1HIGH 7.8
  • TI-2024-02985 Rapid7 Insight Agent Sensitive Key Exposed To Local Users CVSS 3.1MEDIUM 6.8
  • TI-2019-04008 Rapid7 Metasploit HTTP Handler Denial of Service CVSS 3.1HIGH 7.5
See all 139 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences