What is CVE-2026-109155?

CVE-2026-109155 is a medium-severity vulnerability in Deeppavlov, classified under Path Traversal. CVSS score: 6.3/10. Published 2026-10-13.

How severe is CVE-2026-109155?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Path Traversal in Deeppavlov

CVE-2026-109155

A flaw has been found in DeepPavlov up to 1.7.0. This impacts the function untar of the component Model Download Handler. This manipulation causes path traversal. The attack is possible to be carried out remotely. The project was informed of the problem early through an issue report but has not responded yet.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2026-10-13 · last modified 2026-10-13.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Deeppavlov — versions 1.0, 1.1, 1.2

Weakness classification (CWE)

CWE-22 — Path Traversal

References

vuldb.com/vuln/416888 (technical-description, vdb-entry)
vuldb.com/vuln/416888/cti (signature, permissions-required)
vuldb.com/cve/CVE-2026-109155 (third-party-advisory)
vuldb.com/submit/978673 (third-party-advisory)
github.com/deeppavlov/DeepPavlov/issues/1711 (issue-tracking)
github.com/deeppavlov/DeepPavlov/ (product)

Frequently asked questions

What is CVE-2026-109155?: CVE-2026-109155 is a medium-severity vulnerability in Deeppavlov, classified under Path Traversal. CVSS score: 6.3/10. Published 2026-10-13.
How severe is CVE-2026-109155?: Medium severity. CVSS v3 base score is 6.3 out of 10.