What is CVE-2021-36753?

CVE-2021-36753 is a high-severity vulnerability in Bat Project, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2021-07-15.

How severe is CVE-2021-36753?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Bat Project

CVE-2021-36753

sharkdp BAT before 0.18.2 executes less.exe from the current working directory.

Published 2021-07-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (26.9th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Bat Project

Weakness classification (CWE)

CWE-427 — Uncontrolled Search Path Element

References

github.com/sharkdp/bat/releases/tag/v0.18.2 (Third Party Advisory, Release Notes)
github.com/sharkdp/bat/pull/1724 (Patch, Third Party Advisory)
github.com/sharkdp/bat/commit/bf2b2df9c9e218e35e5a38ce3d03cffb7c363956 (Patch, Third Party Advisory)
vuln.ryotak.me/advisories/53 (Third Party Advisory)

Frequently asked questions

What is CVE-2021-36753?: CVE-2021-36753 is a high-severity vulnerability in Bat Project, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2021-07-15.
How severe is CVE-2021-36753?: High severity. CVSS v3 base score is 7.8 out of 10.