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CVE-2021-24930

Bookly < 20.3.1 - Staff Member Stored Cross-Site Scripting

5.4 Medium

The WordPress Online Booking and Scheduling Plugin WordPress plugin before 20.3.1 does not escape the Staff Full Name field before outputting it back in a page, which could lead to a Stored Cross-Site Scripting issue

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

0.62%Up 0.2 points since Dec 7, 2021
90%50%10%1%

What each source reports

NVD Score used 5.4

The WordPress Online Booking and Scheduling Plugin WordPress plugin before 20.3.1 does not escape the Staff Full Name field before outputting it back in a page, which could lead to a Stored Cross-Site Scripting issue

Record
CVE-2021-24930
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0
3.5 LowAV:N/AC:M/Au:S/C:N/I:P/A:N
Weakness
CWE-79
Updated
2026-11-02
CVE List No score

Bookly < 20.3.1 - Staff Member Stored Cross-Site Scripting

The WordPress Online Booking and Scheduling Plugin WordPress plugin before 20.3.1 does not escape the Staff Full Name field before outputting it back in a page, which could lead to a Stored Cross-Site Scripting issue

Record
CVE-2021-24930
Weakness
CWE-79
Updated
2026-11-02
EUVDEUVD-2021-11842 No score

The WordPress Online Booking and Scheduling Plugin WordPress plugin before 20.3.1 does not escape the Staff Full Name field before outputting it back in a page, which could lead to a Stored Cross-Site Scripting issue

Record
EUVD-2021-11842
Updated
2026-11-03
GitHub AdvisoriesGHSA-jhv5-5gxp-jg64 5.4

The WordPress Online Booking and Scheduling Plugin WordPress plugin before 20.3.1 does not escape...

The WordPress Online Booking and Scheduling Plugin WordPress plugin before 20.3.1 does not escape the Staff Full Name field before outputting it back in a page, which could lead to a Stored Cross-Site Scripting issue

Record
GHSA-jhv5-5gxp-jg64
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliases, productsEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-24930 is a medium vulnerability (CVSS 5.4) in Booking-wp-plugin Bookly, published December 6, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 50th percentile. No source names a fixed version.

References

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