What is CVE-2018-13034?

CVE-2018-13034 is a medium-severity vulnerability in Jester Project, classified under Path Traversal. CVSS score: 5.3/10. Published 2018-07-09.

How severe is CVE-2018-13034?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Path Traversal in Jester Project

CVE-2018-13034

Directory traversal in Jester web framework 0.2.0 allows remote attackers to fetch files in arbitrary locations via "..%f" sequences.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2018-07-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.018 (77.7th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Jester Project — versions 0.2.0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

github.com/dom96/jester/blob/master/changelog.markdown (Third Party Advisory, Release Notes)

Frequently asked questions

What is CVE-2018-13034?: CVE-2018-13034 is a medium-severity vulnerability in Jester Project, classified under Path Traversal. CVSS score: 5.3/10. Published 2018-07-09.
How severe is CVE-2018-13034?: Medium severity. CVSS v3 base score is 5.3 out of 10.