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CVE-2021-24498

31
FAUCET Score

CVE-2021-24498 is a reflected Cross-Site Scripting (XSS) vulnerability affecting the Calendar Event Multi View WordPress plugin prior to version 1.4.01. The vulnerability arises from insufficient sanitization of 'start' and 'end' GET parameters, allowing malicious scripts to be injected into the page. Rated 6.1 MEDIUM on the CVSS scale, this flaw can be exploited remotely with low attack complexity, requiring user interaction, and potentially leading to information disclosure and integrity compromise. While there is no evidence of active exploitation or Metasploit modules, Nuclei templates exist for detection, and the vulnerability has not garnered significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.4.01CPE matchmatch criteria
cpe:2.3:a:dwbooster:calendar_event_multi_view:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.54%
Probability of exploitation in next 30 days
EPSS Percentile
88.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Nuclei: CVE-2021-24498 · Jul 19, 2021
This CVE's current EPSS score of 0.0354 is in the 95th percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

wpscan.com / vulnerability/3c5a5187-42b3-4f88-9b0e-4fdfa1c39e86
ExploitThird Party Advisory