CVE-2021-24313 | WP Prayer < 1.6.2 - Authenticated Stored Cross-Site Scripting (XSS)

Exp

The WP Prayer WordPress plugin before 1.6.2 provides the functionality to store requested prayers/praises and list them on a WordPress website. These stored prayer/praise requests can be listed by using the WP Prayer engine. An authenticated WordPress user with any role can fill in the form to request a prayer. The form to request prayers or praises have several fields. The 'prayer request' and 'praise request' fields do not use proper input validation and can be used to store XSS payloads.

Published: 2021-06-01 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2021-24313 is rated Exploit Available (56/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.33%). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2021-24313

EDB-ID Source Kind Published Link
nvd_ref exploit_tag Exploit-DB ↗
nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2021-24313

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-11-21 0.37% 0.33% -0.04%
2 2025-11-18 0.25% 0.37% +0.11%
3 2025-10-23 0.25%

Full EPSS history (14 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2021-24313

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.4 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
2.3 2.7 [email protected]
3.5 2.0 LOW
AV:N/AC:M/Au:S/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
6.8 2.9 [email protected]

Weakness enumeration for CVE-2021-24313

Affected software / configurations for CVE-2021-24313

Vendor Product Version Raw CPE
goprayer wp_prayer < 1.6.2 cpe:2.3:a:goprayer:wp_prayer:*:*:*:*:*:wordpress:*:*

References for CVE-2021-24313

URL Tags
https://bastijnouwendijk.com/cve-2021-24313/ Exploit Technical Description Third Party Advisory
https://wpscan.com/vulnerability/c7ab736d-27c4-4ec5-9681-a3f0dda86586 Exploit Third Party Advisory
cvelogic Threat Intelligence