TianoCore.org
First CVE: Jun 11, 2021Active for: 5 years
27
CVEs Published
More CVEs Published than 46% of tracked CNAs
6.8
Avg CVEs / Year
More Avg CVEs / Year than 41% of tracked CNAs
7.2
Avg CVSS Score
Higher Avg CVSS Score than 56% of tracked CNAs
0.0%
In CISA KEV
Bottom 1%
Self-Reporting Analysis
Of all the CVEs published by TianoCore.org as a CNA, 70.4% affect products that TianoCore.org develops as a vendor.
70.4%
29.6%
Self-reported: 19Third-party: 8
Of all the CVEs published that affect products developed by TianoCore.org, 43.2% are self-published by TianoCore.org as a CNA.
43.2%
56.8%
Self-published: 19Published by other CNAs: 25
Trends Over Time
The number and severity of CVEs published by TianoCore.org over time
Volume of CVEsAvg CVSS Base Score
First CVE
Jun 11, 2021
5 years ago
Most Recent CVE
Dec 9, 2025
227 days ago
Top CVEs
All CVEs published by TianoCore.org as a CNA, regardless of affected vendor or product.
27 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2021-38578CRITICAL Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize. | Mar 3, 2022 | 9.8 | 31 | NO | NO |
CVE-2025-2296HIGH EDK2 contains a vulnerability in BIOS where an attacker may cause “ Improper Input Validation” by local access. Successful exploitation of this vulnerability could alter control fl | Dec 9, 2025 | 8.4 | 27 | NO | NO |
CVE-2021-38575HIGH NetworkPkg/IScsiDxe has remotely exploitable buffer overflows. | Dec 1, 2021 | 8.1 | 26 | NO | NO |
CVE-2023-45235HIGH EDK2's Network Package is susceptible to a buffer overflow vulnerability when
handling Server ID option
from a DHCPv6 proxy Advertise message. This
vulnerability can be | Jan 16, 2024 | 8.8 | 25 | NO | NO |
CVE-2023-45234HIGH EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message. This
vulnerability can be exploited by | Jan 16, 2024 | 8.8 | 25 | NO | NO |
CVE-2021-28216HIGH BootPerformanceTable pointer is read from an NVRAM variable in PEI. Recommend setting PcdFirmwarePerformanceDataTableS3Support to FALSE. | Aug 5, 2021 | 7.8 | 25 | NO | NO |
CVE-2025-3770HIGH EDK2 contains a vulnerability in BIOS where an attacker may cause “Protection Mechanism Failure” by local access. Successful exploitation of this vulnerability will lead to arbitra | Aug 7, 2025 | 7.0 | 24 | NO | NO |
CVE-2021-38576HIGH A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty. This can be used to permanently brick the TPM in multiple ways, as well as to non-pe | Jan 3, 2022 | 7.5 | 24 | NO | NO |
CVE-2021-28213HIGH Example EDK2 encrypted private key in the IpSecDxe.efi present potential security risks. | Jun 11, 2021 | 7.5 | 24 | NO | NO |
CVE-2021-28210HIGH An unlimited recursion in DxeCore in EDK II. | Jun 11, 2021 | 7.8 | 24 | NO | NO |
CVE Severity & Scoring
Severity distribution of CVEs published by this CNA27 CVEs
30%
63%
Severity distribution among all CVEs352,231 CVEs
45%
40%
11%
LowMediumHighCritical
Attack Vector
Local9 (33.3%)
Network10 (37.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network8 (29.6%)
Attack Complexity
Low23 (85.2%)
High4 (14.8%)
Unknown0 (0.0%)
User Interaction
None26 (96.3%)
Unknown0 (0.0%)
Required1 (3.7%)
Privileges Required
Low10 (37.0%)
High4 (14.8%)
None13 (48.1%)
Unknown0 (0.0%)
Exploit Exposure
Signals from CVEs in this cna scope (27 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
An overview of all social media posts that mention a CVE ID published by TianoCore.org as a CNA.
Media Mentions
Media articles that mention a CVE ID published by TianoCore.org as a CNA — matched by CVE ID, not by organization name.