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No exploitation reportedFix available

CVE-2021-24726

No exploitation reported by the sources we read.

  • Published2021-09-13
  • Fixed in2.0.6
  • WeaknessCWE-89

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The WP Simple Booking Calendar WordPress plugin before 2.0.6 did not escape, validate or sanitise the orderby parameter in its Search Calendars action, before using it in a SQL statement, leading to an authenticated SQL injection issue

Timeline

dates in UTC
  1. 2021-09-1318:15CVE publishedNVD

Versions per branch

NVD
Wpsimplebookingcalendar wp simple booking calendar
BranchAffectedFixed in
2.0< 2.0.62.0.6

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Wpsimplebookingcalendar wp simple booking calendar to 2.0.6

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2021-09-13
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-58j9-3frf-c53r

Frequently asked questions

What is CVE-2021-24726?

The WP Simple Booking Calendar WordPress plugin before 2.0.6 did not escape, validate or sanitise the orderby parameter in its Search Calendars action, before using it in a SQL statement, leading to an authenticated SQL injection issue

Is CVE-2021-24726 actively exploited?

Active exploitation of CVE-2021-24726 has not been confirmed. Its EPSS score was 1.6% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-24726?

CVE-2021-24726 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record