What’s Vulnerable › Vulnerabilities

CVE-2021-39327: BulletProof Security <= 5.1 Sensitive Information Disclosure

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 71.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-17 · updated 2026-06-17
• Weakness: CWE-200

Description

The BulletProof Security WordPress plugin is vulnerable to sensitive information disclosure due to a file path disclosure in the publicly accessible ~/db_backup_log.txt file which grants attackers the full path of the site, in addition to the path of database backup files. This affects versions up to, and including, 5.1.

Affected products

• BulletProof Security: through 5.1

References

• http://packetstormsecurity.com/files/164420/WordPress-BulletProof-Security-5.1-Information-Disclosure.html
• https://github.com/Hacker5preme/Exploits/tree/main/Wordpress/CVE-2021-39327
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2591118%40bulletproof-security&new=2591118%40bulletproof-security&sfp_email=&sfph_mail=
• https://www.exploit-db.com/exploits/50382
• https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39327
• http://packetstormsecurity.com/files/164420/WordPress-BulletProof-Security-5.1-Information-Disclosure.html
• https://github.com/Hacker5preme/Exploits/tree/main/Wordpress/CVE-2021-39327
• https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2591118%40bulletproof-security&new=2591118%40bulletproof-security&sfp_email=&sfph_mail=
• https://www.exploit-db.com/exploits/50382
• https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39327

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