What is CVE-2026-27697?

CVE-2026-27697 is a critical-severity vulnerability in Basercms, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-03-31.

How severe is CVE-2026-27697?

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

SQL Injection in Basercms

CVE-2026-27697

baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has a SQL injection vulnerability in blog posts. This issue has been patched in version 5.2.3.

Vulnerability class: SQL Injection

EPSS: 0.004 (33.8th percentile) — read the EPSS interpretation.

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.

Affected products

Basercms
Baserproject Basercms — versions < 5.2.3

Weakness classification (CWE)

CWE-89 — SQL Injection

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
security-advisories@github.com (x_refsource_MISC, Vendor Advisory)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2026-27697?: CVE-2026-27697 is a critical-severity vulnerability in Basercms, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-03-31.
How severe is CVE-2026-27697?: Critical severity. CVSS v3 base score is 9.8 out of 10.