CVE-2026-109155 DeepPavlov CVE debrief

Who should care

Defenders responsible for DeepPavlov deployments, especially those using versions up to 1.7.0, should assess exposure and verify inventory. They should also monitor for potential exploitation attempts and consider compensating controls for model download handlers. The issue requires defenders to assess exposure and verify inventory for DeepPavlov deployments, especially versions up to 1.7.0.

Why it matters

A path traversal vulnerability in DeepPavlov's model download handler could allow remote attackers to manipulate file paths, requiring defenders to assess exposure and verify inventory.

• Verify DeepPavlov inventory and versions
• Monitor for potential exploitation attempts
• Consider compensating controls for model download handlers

Technical summary

The DeepPavlov model download handler is vulnerable to path traversal, allowing remote attackers to manipulate file paths. The issue affects versions up to 1.7.0 and requires defenders to assess exposure and verify inventory. The vulnerability is a path traversal issue in the model download handler, which could allow remote attackers to manipulate file paths. The CVE record and source item provide limited information about the vulnerability, its exploitation, and impact. The vendor has not responded to the issue report.

Defensive priority

Assess exposure and verify inventory for DeepPavlov deployments, especially versions up to 1.7.0, and monitor for potential exploitation attempts.

Recommended defensive actions

• Assess DeepPavlov inventory and verify versions up to 1.7.0
• Monitor for potential exploitation attempts
• Consider compensating controls for model download handlers
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance.
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed.
• Check relevant monitoring, detection, and logs for exposed assets that need extra review.
• Track exceptions, retest remediated assets, and close the item only after evidence is documented.

Evidence notes

The CVE record and source item provide limited information about the vulnerability, its exploitation, and impact. The vendor has not responded to the issue report. Defenders should verify DeepPavlov inventory and versions up to 1.7.0, monitor for potential exploitation attempts, and consider compensating controls for model download handlers. The issue is a path traversal vulnerability in the model download handler, allowing remote attackers to manipulate file paths.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.