VulnerabilityModified
CVE-2023-0992
The Shield Security plugin for WordPress is vulnerable to stored Cross-Site Scripting in versions up to, and including, 17.0.17 via the 'User-Agent' header.
MEDIUM 6.1EPSS 93.0%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 93.0%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.
Description
The Shield Security plugin for WordPress is vulnerable to stored Cross-Site Scripting in versions up to, and including, 17.0.17 via the 'User-Agent' header. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
- CVSS 3.1
- 6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 93.05% probability · 100th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- getshieldsecurity/shield security
- Source
- security@wordfence.com
References
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2883864%40wp-simple-firewall%2Ftrunk&old=2883536%40wp-simple-firewall%2Ftrunk&sfp_email=&sfph_mail=Patch
- https://wordpress.org/plugins/wp-simple-firewall/#developersProduct
- https://www.wordfence.com/blog/2023/04/multiple-vulnerabilities-patched-in-shield-security/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/162dff28-94ea-4a47-a6cb-a13317cf1a04?source=cveThird Party Advisory
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2883864%40wp-simple-firewall%2Ftrunk&old=2883536%40wp-simple-firewall%2Ftrunk&sfp_email=&sfph_mail=Patch
- https://wordpress.org/plugins/wp-simple-firewall/#developersProduct
- https://www.wordfence.com/threat-intel/vulnerabilities/id/162dff28-94ea-4a47-a6cb-a13317cf1a04?source=cveThird Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.