Environment variable exposure in mini-swe-agent BubblewrapEnvironment
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
mini-swe-agent from 1.10.0 through 2.4.6 is affected. BubblewrapEnvironment runs bwrap without clearenv (CWE-526), so sandboxed commands inherit the host environment variables. An attacker who injects prompts into processed task content can make the agent read API keys from the environment and send them out over the shared network.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
mini-swe-agent 1.10.0 through 2.4.6 contains an information exposure vulnerability in BubblewrapEnvironment because bwrap omits --clearenv, so sandboxed commands inherit the host environment. Attackers using prompt injection in processed task content can make the agent read API keys from the environment and exfiltrate them over the shared network.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for mini-swe-agent.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-11 Threatist record created from CVE-2026-108592
- 2026-10-11 Alias added: GHSA-p449-r4wm-3hpm
- 2026-10-11 Priority changed: MEDIUM → LOW
- 2026-10-14 CISA SSVC decision points changed
References
More SWE-agent vulnerabilities
- TI-2026-52866 SWE-agent Trajectory Inspector Path Traversal File Disclosure CVSS 4.0HIGH 8.7
Sources
- CVE-2026-108592 · CVE Program
- CVE-2026-108592 · NVD
- FIRST EPSS
- GHSA-p449-r4wm-3hpm · GitHub Advisory Database · CC BY 4.0
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