SQL Injection in Offshorewebmaster Availability Calendar
CVE-2021-24606
The Availability Calendar WordPress plugin before 1.2.1 does not escape the category attribute from its shortcode before using it in a SQL statement, leading to a SQL Injection issue, which can be exploited by any user able to add shortcode to posts/pages, such as contributor+
Vulnerability class: SQL Injection
EPSS: 0.013 (68.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Offshorewebmaster Availability_calendar
- Unknown Availability Calendar — versions 1.2.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- contact@wpscan.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-24606?
- CVE-2021-24606 is a high-severity vulnerability in Offshorewebmaster Availability Calendar, classified under SQL Injection. CVSS score: 8.8/10. Published 2021-09-20.
- How severe is CVE-2021-24606?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-24606 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.