What is CVE-2020-15276?

CVE-2020-15276 is a high-severity vulnerability in Baserproject Basercms, classified under Cross-site Scripting. CVSS score: 7.7/10. Published 2020-10-30.

How severe is CVE-2020-15276?

High severity. CVSS v3 base score is 7.7 out of 10.

XSS in Baserproject Basercms

CVE-2020-15276

baserCMS before version 4.4.1 is vulnerable to Cross-Site Scripting. Arbitrary JavaScript may be executed by entering a crafted nickname in blog comments. The issue affects the blog comment component. It is fixed in version 4.4.1.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (69.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N.

Affected products

Baserproject Basercms — versions >= 4.0.0, < 4.4.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

basercms.net/security/20201029 (x_refsource_MISC)
github.com/baserproject/basercms/security/advisories/GHSA-fw5q-j9p4-3vxg (x_refsource_CONFIRM)
github.com/baserproject/basercms/commit/d14f506385f21d67d5ff3462f204d4c2321b7c54 (x_refsource_MISC)

Frequently asked questions

What is CVE-2020-15276?: CVE-2020-15276 is a high-severity vulnerability in Baserproject Basercms, classified under Cross-site Scripting. CVSS score: 7.7/10. Published 2020-10-30.
How severe is CVE-2020-15276?: High severity. CVSS v3 base score is 7.7 out of 10.