ED
Product
EDK2
by TianoCore · last CVE Oct 22, 2026
On CISA KEVExploited in the wild
37
CVEs
1
On KEV
9.8
Max CVSS
2
New 30D
Severity mix
Critical 3High 22Medium 12Low 0
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Add EDK2 to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-111497
In wildKEVNew
9.8
55%
Oct 22
Out-of-Bounds Write in Google Brotli Decoder
Affected: through 202608
CVE-2021-38578
9.8
1%
Mar 3
Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize
Affected: through 202202
CVE-2026-97631
New
9.5
0%
Oct 22
Pre-boot RCE in EDK II PXE driver
Affected: through edk2-stable202608
CVE-2025-2486
8.8
0%
Nov 26
UEFI Shell accessible in AAVMF with Secure Boot enabled on Ubuntu
Affected: 202402*; 202405
CVE-2023-45235
8.8
1%
Jan 16
EDK2's Network Package is susceptible to a buffer overflow vulnerability when handling Server ID option from a DHCPv6 proxy Advertise message
Affected: through 202311
CVE-2023-45234
8.8
1%
Jan 16
EDK2's Network Package is susceptible to a buffer overflow vulnerability when processing DNS Servers option from a DHCPv6 Advertise message
Affected: through 202311
CVE-2023-45230
8.8
1%
Jan 16
EDK2's Network Package is susceptible to a buffer overflow vulnerability via a long server ID option in DHCPv6 client
Affected: through 202311
CVE-2025-2296
8.4
1%
Dec 9
Un-verified kernel bypass Secure Boot mechanism in direct boot mode
Affected: before edk2-stable202502
CVE-2021-38575
8.1
2%
Dec 1
NetworkPkg/IScsiDxe has remotely exploitable buffer overflows
Affected: through 202105
CVE-2019-14586
8.0
1%
Nov 23
Use after free vulnerability in EDK II may allow an authenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via adjacent…
Affected: All versions, or not specified
CVE-2022-36765
7.8
0%
Jan 9
EDK2 is susceptible to a vulnerability in the CreateHob() function, allowing a user to trigger a integer overflow to buffer overflow via a local network
Affected: through 202311
CVE-2022-36764
7.8
0%
Jan 9
EDK2 is susceptible to a vulnerability in the Tcg2MeasurePeImage() function, allowing a user to trigger a heap buffer overflow via a local network
Affected: through 202311
CVE-2022-36763
7.8
0%
Jan 9
EDK2 is susceptible to a vulnerability in the Tcg2MeasureGptTable() function, allowing a user to trigger a heap buffer overflow via a local network
Affected: through 202311
CVE-2021-28210
7.8
0%
Jun 11
An unlimited recursion in DxeCore in EDK II
Affected: before 202008
CVE-2019-14584
7.8
0%
Jun 3
Null pointer dereference in Tianocore EDK2 may allow an authenticated user to potentially enable escalation of privilege via local access
Affected: before 2020-10-21
CVE-2019-14575
7.8
0%
Nov 23
Logic issue in DxeImageVerificationHandler() for EDK II may allow an authenticated user to potentially enable escalation of privilege via local access
Affected: All versions, or not specified
CVE-2019-14563
7.8
0%
Nov 23
Integer truncation in EDK II may allow an authenticated user to potentially enable escalation of privilege via local access
Affected: All versions, or not specified
CVE-2017-5731
7.8
0%
Oct 28
Bounds checking in Tianocompress before November 7, 2017 may allow an authenticated user to potentially enable an escalation of privilege via local access
Affected: before 2017-11-07
CVE-2023-45237
7.5
1%
Jan 16
EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number
Affected: through 202311
CVE-2023-45236
7.5
1%
Jan 16
EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number
Affected: through 202311
CVE-2023-45233
7.5
2%
Jan 16
EDK2's Network Package is susceptible to an infinite lop vulnerability when parsing a PadN option in the Destination Options header of IPv6
Affected: through 202311
CVE-2023-45232
7.5
2%
Jan 16
EDK2's Network Package is susceptible to an infinite loop vulnerability when parsing unknown options in the Destination Options header of IPv6
Affected: through 202311
CVE-2021-38576
7.5
1%
Jan 3
A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty
Affected: 201808; 201811; 201903; 201905; 201908; 201911; +6 more
CVE-2021-28213
7.5
1%
Jun 11
Example EDK2 encrypted private key in the IpSecDxe.efi present potential security risks
Affected: 201905
CVE-2019-14559
7.5
1%
Nov 23
Uncontrolled resource consumption in EDK II may allow an unauthenticated user to potentially enable denial of service via network access
Affected: All versions, or not specified
CVE-2014-8271
6.8
0%
Feb 6
Buffer overflow in the Reclaim function in Tianocore EDK2 before SVN 16280 allows physically proximate attackers to gain privileges via a long variable name
Affected: before svn_16280
CVE-2014-4859
6.8
1%
Jan 31
Integer overflow in the Drive Execution Environment (DXE) phase in the Capsule Update feature in the UEFI implementation in EDK2 allows physically proximate attackers to bypass…
Affected: All versions, or not specified
CVE-2014-4860
6.8
1%
Jan 31
Multiple integer overflows in the Pre-EFI Initialization (PEI) boot phase in the Capsule Update feature in the UEFI implementation in EDK2 allow physically proximate attackers to…
Affected: All versions, or not specified
CVE-2023-49721
6.7
0%
Feb 14
An insecure default to allow UEFI Shell in EDK2 was left enabled in LXD
Affected: through 2023.11-8
CVE-2023-48733
6.7
0%
Feb 14
An insecure default to allow UEFI Shell in EDK2 was left enabled in Ubuntu's EDK2
Affected: through 2023.11-8
CVE-2021-28211
6.7
0%
Jun 11
A heap overflow in LzmaUefiDecompressGetInfo function in EDK II
Affected: 202008
CVE-2023-45231
6.5
1%
Jan 16
EDK2's Network Package is susceptible to an out-of-bounds read vulnerability when processing  Neighbor Discovery Redirect message
Affected: through 202311
CVE-2023-45229
6.5
1%
Jan 16
EDK2's Network Package is susceptible to an out-of-bounds read vulnerability when processing the IA_NA or IA_TA option in a DHCPv6 Advertise message
Affected: through 202311
CVE-2019-14587
6.5
1%
Nov 23
Logic issue EDK II may allow an unauthenticated user to potentially enable denial of service via adjacent access
Affected: All versions, or not specified
CVE-2024-38798
5.8
0%
Dec 9
Uncleared password keystrokes in circular queue can lead to information disclosure or escalation of privilege
Affected: before edk2-stable202511
CVE-2019-14562
5.5
0%
Nov 23
Integer overflow in DxeImageVerificationHandler() EDK II may allow an authenticated user to potentially enable denial of service via local access
Affected: All versions, or not specified
CVE-2019-14553
4.9
1%
Nov 23
Improper authentication in EDK II may allow a privileged user to potentially enable information disclosure via network access
Affected: All versions, or not specified
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