What’s Vulnerable › Vulnerabilities

CVE-2021-33186

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-06-18 · updated 2026-06-17
• Weakness: CWE-787

Description

SerenityOS in test-crypto.cpp contains a stack buffer overflow which could allow attackers to obtain sensitive information.

Affected products

• SerenityOS: all versions

References

• https://github.com/SerenityOS/serenity/issues/7072
• https://github.com/SerenityOS/serenity/issues/7072

Get alerted when CVE-2021-33186 or the next vulnerability affects your stack