What is CVE-2021-26619?

CVE-2021-26619 is a high-severity vulnerability in Bigfile Bigfileagent, classified under Path Traversal. CVSS score: 7.1/10. Published 2022-02-18.

How severe is CVE-2021-26619?

High severity. CVSS v3 base score is 7.1 out of 10.

Path Traversal in Bigfile Bigfileagent

CVE-2021-26619

An path traversal vulnerability leading to delete arbitrary files was discovered in BigFileAgent. Remote attackers can use this vulnerability to delete arbitrary files of unspecified number of users.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2022-02-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (58.4th percentile), scored 2026-10-05.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Bigfile Bigfileagent
Bluetree Co., Ltd Bigfileagent — versions unspecified
Microsoft Windows

Weakness classification (CWE)

CWE-22 — Path Traversal

References

www.krcert.or.kr/krcert/secNoticeView.do (Third Party Advisory)

Frequently asked questions

What is CVE-2021-26619?: CVE-2021-26619 is a high-severity vulnerability in Bigfile Bigfileagent, classified under Path Traversal. CVSS score: 7.1/10. Published 2022-02-18.
How severe is CVE-2021-26619?: High severity. CVSS v3 base score is 7.1 out of 10.