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HIGH

CVE-2026-91989

CVSS v3

7.5

HIGH

EPSS Score

1.3 %

exploit probability

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

atomic-agents-stack before 1.1.0 contains a path traversal vulnerability in the dashboard HTTP server that allows remote attackers to read arbitrary files by supplying directory traversal sequences in request paths. Attackers can bypass path containment checks by including '../' segments in requests to the DashboardHandler.do_GET endpoint to access files outside the intended agents_root directory.

Technical details

CVSS v3 Vector
3.1
Published
2026-09-15
Last Modified
2026-09-15

Frequently asked questions

What is CVE-2026-91989?

atomic-agents-stack before 1.1.0 contains a path traversal vulnerability in the dashboard HTTP server that allows remote attackers to read arbitrary files by supplying directory traversal sequences in request paths. Attackers can bypass path containment checks by including '../' segments in requests to the DashboardHandler.do_GET endpoint to access files outside the intended agents_root directory.

Is CVE-2026-91989 actively exploited?

Active exploitation of CVE-2026-91989 has not been confirmed. The EPSS score is 1.3%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-91989?

CVE-2026-91989 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string 3.1.

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