CVE-2021-36893

FAUCET Score

CVE-2021-36893 is an authenticated Stored Cross-Site Scripting (XSS) vulnerability affecting the Responsive Tabs WordPress plugin up to version 4.0.5. With a CVSS score of 4.8 (Medium), this vulnerability requires high privileges (author or higher) and user interaction to exploit, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		<= 4.0.5CPE matchmatch criteria	cpe:2.3:a:wpdarko:responsive_tabs::::::wordpress::*

CVSS Data

CVSS version used by this source: 3.1

4.8MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

Exploitability Score

1.7

Impact Score

2.7

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.58%

Probability of exploitation in next 30 days

EPSS Percentile

44.0%

Percentile rank of EPSS score among Peer Group

As of 2026-07-26

Model: v2026.06.15

This CVE's current EPSS score of 0.0058 is in the 73rd percentile among its peer group of 4,931 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

patchstack.com / database/vulnerability/responsive-tabs/wordpress-responsive-tabs-plugin-4-0-5-cross-site-scripting-xss-vulnerability

Third Party Advisory

wordpress.org / plugins/responsive-tabs

ProductThird Party Advisory