What is CVE-2026-27194?

CVE-2026-27194 is a critical-severity vulnerability in Man D-Tale, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.8/10. Published 2026-02-21.

How severe is CVE-2026-27194?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Man D-Tale

CVE-2026-27194

D-Tale is a visualizer for pandas data structures. Versions prior to 3.20.0 are vulnerable to Remote Code Execution through the /save-column-filter endpoint. Users hosting D-Tale publicly can be vulnerable to remote code execution allowing attackers to run malicious code on the server. This issue has been fixed in version 3.20.0.

Published 2026-02-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (60.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.010 · change: +0.003

Affected products

Man D-Tale
Man-Group Dtale — versions < 3.20.0

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

github.com/man-group/dtale/security/advisories/GHSA-c87c-78rc-vmv2 (Vendor Advisory)
github.com/man-group/dtale/commit/431c6148d3c799de20e1dec86c4432f48e3d0746 (Patch)

Frequently asked questions

What is CVE-2026-27194?: CVE-2026-27194 is a critical-severity vulnerability in Man D-Tale, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.8/10. Published 2026-02-21.
How severe is CVE-2026-27194?: Critical severity. CVSS v3 base score is 9.8 out of 10.