What’s Vulnerable › Vulnerabilities

CVE-2020-15732

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-06-22 · updated 2026-06-17
• Weakness: CWE-295

Description

Improper Certificate Validation vulnerability in the Online Threat Prevention module as used in Bitdefender Total Security allows an attacker to potentially bypass HTTP Strict Transport Security (HSTS) checks. This issue affects: Bitdefender Total Security versions prior to 25.0.7.29. Bitdefender Internet Security versions prior to 25.0.7.29. Bitdefender Antivirus Plus versions prior to 25.0.7.29.

Affected products

• Bitdefender Antivirus Plus: before 25.0.7.29 — fixed in 25.0.7.29
• Bitdefender Internet Security: before 25.0.7.29 — fixed in 25.0.7.29
• Bitdefender Total Security: before 25.0.7.29 — fixed in 25.0.7.29

How to fix

Upgrade to a fixed version: Bitdefender Antivirus Plus 25.0.7.29; Bitdefender Internet Security 25.0.7.29; Bitdefender Total Security 25.0.7.29. Check the vendor advisory for mitigations.

References

• https://www.bitdefender.com/support/security-advisories/improper-certificate-validation-bitdefender-total-security-va-8957
• https://www.bitdefender.com/support/security-advisories/improper-certificate-validation-bitdefender-total-security-va-8957

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