Back to Database
Status published
Medium
CVE-2021-24543
jQuery Reply to Comment <= 1.31 - CSRF to Stored Cross-Site Scripting
Vulnerability Description
The jQuery Reply to Comment WordPress plugin through 1.31 does not have any CSRF check when saving its settings, nor sanitise or escape its 'Quote String' and 'Reply String' settings before outputting them in Comments, leading to a Stored Cross-Site Scripting issue.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-24543
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Prashant Karman Patel
More from Unknown
View All →CVE-2025-9978
Jeg Elementor Kit < 2.7.0 - Author+ Stored XSS
Unknown
0
CVE-2025-9959
Sandbox escape in smolagents Local Python execution environment via dunder attributes
High
7.6
CVE-2025-9900
Libtiff: libtiff write-what-where
High
8.8
CVE-2025-9784
Undertow: undertow madeyoureset http/2 ddos vulnerability
High
7.5
CVE-2025-9710
Responsive Lightbox & Gallery < 2.5.3 - Unauthenticated Stored-XSS via Comments
Unknown
0
Affected Vendor
Unknown
View all reports →Affected Software
jQuery Reply to Comment
Vulnerable Versions:
1.31
Timeline
Official Publish:
October 25th, 2021
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
MITRE ATT&CK TTPs
T1566.002
Spearphishing Link
Initial Access
T1204.001
Malicious Link
Execution
T1098
Account Manipulation
Persistence
T1565.001
Stored Data Manipulation
Impact
T1189
Drive-by Compromise
Initial Access
T1059.007
JavaScript
Execution
T1539
Steal Web Session Cookie
Collection
T1213
Data from Information Repositories
Collection
T1567
Exfiltration Over Web Service
Exfiltration
T1491.001
Defacement
Impact