XSS in Basercms
CVE-2018-18943
An issue was discovered in baserCMS before 4.1.4. In the Register New Category feature of the Upload menu, the category name can be used for XSS via the data[UploaderCategory][name] parameter to an admin/uploader/uploader_categories/edit URI.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.007 (52.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
Weakness classification (CWE)
References
- sunu11.com/2018/10/31/baserCMS/ (Exploit, Third Party Advisory)
- basercms.net/release/4_1_4 (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-18943?
- CVE-2018-18943 is a medium-severity vulnerability in Basercms, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-11-05.
- How severe is CVE-2018-18943?
- Medium severity. CVSS v3 base score is 4.8 out of 10.