What is CVE-2020-19279?

CVE-2020-19279 is a critical-severity vulnerability in Wide Project, classified under Path Traversal. CVSS score: 9.8/10. Published 2023-04-04.

How severe is CVE-2020-19279?

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

Path Traversal in Wide Project

CVE-2020-19279

Directory Traversal vulnerability found in B3log Wide allows a an attacker to escalate privileges via symbolic links.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2023-04-04 · 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: 0.011 (63.1th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Wide Project

Weakness classification (CWE)

CWE-22 — Path Traversal

References

github.com/b3log/wide/issues/355 (Broken Link)
github.com/advisories/GHSA-g277-4m9p-49hv (Third Party Advisory)

Frequently asked questions

What is CVE-2020-19279?: CVE-2020-19279 is a critical-severity vulnerability in Wide Project, classified under Path Traversal. CVSS score: 9.8/10. Published 2023-04-04.
How severe is CVE-2020-19279?: Critical severity. CVSS v3 base score is 9.8 out of 10.