What is CVE-2020-18878?

CVE-2020-18878 is a medium-severity vulnerability in Skycaiji, classified under Path Traversal. CVSS score: 5.3/10. Published 2021-08-20.

How severe is CVE-2020-18878?

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

Path Traversal in Skycaiji

CVE-2020-18878

Directory Traversal in Skycaiji v1.3 allows remote attackers to obtain sensitive information via the component 'index.php?m=admin&c=Tool&a=log&file=D%3A%5CphpStudy%5CWWW%5Cindex.php'.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2021-08-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.017 (76.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.020 · newest: 0.017 · change: -0.003

Affected products

Skycaiji — versions 1.3

Weakness classification (CWE)

CWE-22 — Path Traversal

References

github.com/zorlan/skycaiji/issues/13 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2020-18878?: CVE-2020-18878 is a medium-severity vulnerability in Skycaiji, classified under Path Traversal. CVSS score: 5.3/10. Published 2021-08-20.
How severe is CVE-2020-18878?: Medium severity. CVSS v3 base score is 5.3 out of 10.