XSS in Roundupwp Registrations For The Events Calendar
CVE-2021-25083
The Registrations for the Events Calendar WordPress plugin before 2.7.10 does not escape the qtype parameter before outputting it back in an attribute in the settings page, leading to a Reflected Cross-Site Scripting
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.009 (57.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Roundupwp Registrations For The Events Calendar
- Registrations For The Events Calendar – Event Registration Plugin — versions 2.7.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wpscan.com/vulnerability/9b69544d-6a08-4757-901b-6ccf1cd00ecc (Exploit, Third Party Advisory)
- plugins.trac.wordpress.org/changeset/2648377 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-25083?
- CVE-2021-25083 is a medium-severity vulnerability in Roundupwp Registrations For The Events Calendar, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-01-24.
- How severe is CVE-2021-25083?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2021-25083 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.