Vulnerability · Published Mar 31, 2026 · Assigned by GitHub_M
CVE-2026-32734baserCMS: Multiple vulnerabilities in baserCMS
High 7.1
In plain English
A high-severity cross-site scripting in basercms from baserproject. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 19% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.3%top 80.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
baserCMS is a website development framework. Prior to version 5.2.3, baserCMS has DOM-based cross-site scripting in tag creation. This issue has been patched in version 5.2.3.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Packagist | baserproject/basercms | 5.2.3 | GHSA-677c-xv24-crgx |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| baserproject | basercms | < 5.2.3 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
References
- https://github.com/baserproject/basercms/security/advisories/GHSA-677c-xv24-crgx x_refsource_CONFIRM
- https://basercms.net/security/JVN_20837860 x_refsource_MISC
- https://github.com/baserproject/basercms/releases/tag/5.2.3 x_refsource_MISC