CVE-2021-24486: unknown simple social media share buttons – social sharing for everyone Cross-site Scripting
Vulnerability summary
CVE-2021-24486 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in unknown simple social media share buttons – social sharing for everyone. EPSS estimates a 0.62% chance of exploitation in the next 30 days, higher than 49.2% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 3.2.3.
Timeline
- 23-08-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
The Simple Social Media Share Buttons – Social Sharing for Everyone WordPress plugin before 3.2.3 did not escape the align and like_button_size parameters of its SSB shortcode, which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks.
CVSS metrics
3 scores · 2 sources · 2 versions- wordfenceSource5.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS trend
Probability
0.62%
Chance of exploitation in the next 30 days
Percentile
49%
Versus all other CVEs
30-day change
0.00 pp
From 0.62% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (wpscan.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Unknown1 product
- simple social media share buttons – social sharing for everyone≥ 3.2.3, < 3.2.3
Wordpress1 product
- simple-social-buttons≤ 3.2.2 (fixed in 3.2.3)
Wpbrigade1 product
3 vendors · 3 products
References
2 links- wpscan.com/vulnerability/324e6b7b-a2ac-4c08-8b97-0967513f7328X Refsource MISCExploitThird Party Advisory