VulnerabilityModified
CVE-2021-39325
The OptinMonster WordPress plugin is vulnerable to Reflected Cross-Site Scripting due to insufficient input validation in the load_previews function found in the ~/OMAPI/Output.php file which allows attackers to inject arbitrary web scripts, in versions…
MEDIUM 6.1EPSS 0.91%
Does this matter?
Lower severity and a low EPSS score (0.91%). Track it; it rarely justifies an emergency change on its own.
Description
The OptinMonster WordPress plugin is vulnerable to Reflected Cross-Site Scripting due to insufficient input validation in the load_previews function found in the ~/OMAPI/Output.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 2.6.0.
- 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
- 0.91% probability · 58th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- optinmonster/optinmonster
- Source
- security@wordfence.com
References
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2595758%40optinmonster&new=2595758%40optinmonster&sfp_email=&sfph_mail=#file2Patch, Third Party Advisory
- https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39325Third Party Advisory
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2595758%40optinmonster&new=2595758%40optinmonster&sfp_email=&sfph_mail=#file2Patch, Third Party Advisory
- https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39325Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.