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CVE-2021-24558

19
FAUCET Score

CVE-2021-24558 is a reflected Cross-Site Scripting (XSS) vulnerability affecting the Project Status WordPress plugin through version 1.6. The flaw stems from insufficient sanitization of the 'post' GET parameter, allowing malicious script injection into error messages. Rated Medium severity (CVSS 5.4), it requires user interaction and authenticated access, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.6CPE matchmatch criteria
cpe:2.3:a:3.7designs:project_status:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

5.4MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.3
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.68%
Probability of exploitation in next 30 days
EPSS Percentile
48.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0067 is in the 82nd percentile among its peer group of 15,225 CVEs.

Social Chatter

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

Remediation

Remediation records are not available for this CVE.

References

codevigilant.com / disclosure/2021/wp-plugin-project-status
ExploitThird Party Advisory
wpscan.com / vulnerability/ca5f2152-fcfd-492d-a552-f9604011beff
ExploitThird Party Advisory