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Cross-site request forgery in Locust lets attackers stop load tests

Priority MEDIUM 57CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Passive
Attack complexity
Low
Attack requirements
None
Impact type
Tampering
Confidentiality · integrity · availability
None · Low · Low
Fix status
Deferred Red Hat: fix deferred

Attack profile from CVSS 4.0 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-352.

Summary

Locust through 2.46.7 contains a cross-site request forgery flaw (CWE-352) in its web interface. A remote attacker can lure an operator to a malicious page that sends GET requests to /stop and /stats/reset. This stops running load tests or wipes recorded performance results.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

Locust through 2.46.7 contains a cross-site request forgery vulnerability that allows remote attackers to stop load tests or reset statistics via GET requests to /stop and /stats/reset. Attackers can lure an operator to a malicious page triggering cross-site GET requests, terminating running swarms and wiping recorded performance results.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00194 9th percentileScored 2026-11-07
Fix Deferred Red Hat: fix deferred

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
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

VendorProductAffected versionsFixed inStatusSource
locustiolocustup to 2.46.7—No fix listedCNA
  • locust Vendorlocustio Affected up to 2.46.7 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Locust. Red Hat lists Red Hat OpenShift AI (RHOAI) as affected with no fix available.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat OpenShift AI (RHOAI)AffectedNo fix yet: Fix deferred

Timeline

  1. 2026-10-19 Threatist record created from CVE-2026-111883
  2. 2026-10-19 Alias added: GHSA-j73g-6444-cr8h
  3. 2026-10-20 Affected versions changed · Red Hat
  4. 2026-10-20 CVSS score added · Red Hat
  5. 2026-10-22 CISA SSVC decision points changed
  6. 2026-10-22 Priority changed: LOW → MEDIUM

References

Sources