What’s Vulnerable › Vulnerabilities

CVE-2021-28210

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-06-11 · updated 2026-06-17
• Weakness: CWE-674

Description

An unlimited recursion in DxeCore in EDK II.

Affected products

• TianoCore edk2: before 202008 — fixed in 202008

How to fix

Upgrade to a fixed version: TianoCore edk2 202008. Check the vendor advisory for mitigations.

References

• https://bugzilla.tianocore.org/show_bug.cgi?id=1743
• https://bugzilla.tianocore.org/show_bug.cgi?id=1743

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