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Vulnerability details: VCID-zkc9-huk8-27bc
Vulnerability ID VCID-zkc9-huk8-27bc
Aliases CVE-2026-28389
Summary
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-166 Improper Handling of Missing Special Element
CWE-476 NULL Pointer Dereference
System Score Found at
cvssv3 5.9 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-28389.json
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-28389
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-28389
epss 0.00049 https://api.first.org/data/v1/epss?cve=CVE-2026-28389
epss 0.00049 https://api.first.org/data/v1/epss?cve=CVE-2026-28389
epss 0.00058 https://api.first.org/data/v1/epss?cve=CVE-2026-28389
cvssv3.1 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.5 https://github.com/openssl/openssl/commit/16cea4188e0ea567deb4f93f85902247e67384f5
ssvc Track https://github.com/openssl/openssl/commit/16cea4188e0ea567deb4f93f85902247e67384f5
cvssv3.1 7.5 https://github.com/openssl/openssl/commit/785cbf7ea3b5a6f5adf0c1ccb92b79d89c35c616
ssvc Track https://github.com/openssl/openssl/commit/785cbf7ea3b5a6f5adf0c1ccb92b79d89c35c616
cvssv3.1 7.5 https://github.com/openssl/openssl/commit/7b5274e812400cacb6f3be4c2df5340923fa807f
ssvc Track https://github.com/openssl/openssl/commit/7b5274e812400cacb6f3be4c2df5340923fa807f
cvssv3.1 7.5 https://github.com/openssl/openssl/commit/c6725634e089eb2b634b10ede33944be7248172a
ssvc Track https://github.com/openssl/openssl/commit/c6725634e089eb2b634b10ede33944be7248172a
cvssv3.1 7.5 https://github.com/openssl/openssl/commit/f80f83bc5fd036bc47d773e8b15a001e2b4ce686
ssvc Track https://github.com/openssl/openssl/commit/f80f83bc5fd036bc47d773e8b15a001e2b4ce686
cvssv3.1 7.5 https://openssl-library.org/news/secadv/20260407.txt
ssvc Track https://openssl-library.org/news/secadv/20260407.txt
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-28389.json
https://api.first.org/data/v1/epss?cve=CVE-2026-28389
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-28389
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
16cea4188e0ea567deb4f93f85902247e67384f5 https://github.com/openssl/openssl/commit/16cea4188e0ea567deb4f93f85902247e67384f5
20260407.txt https://openssl-library.org/news/secadv/20260407.txt
2451096 https://bugzilla.redhat.com/show_bug.cgi?id=2451096
785cbf7ea3b5a6f5adf0c1ccb92b79d89c35c616 https://github.com/openssl/openssl/commit/785cbf7ea3b5a6f5adf0c1ccb92b79d89c35c616
7b5274e812400cacb6f3be4c2df5340923fa807f https://github.com/openssl/openssl/commit/7b5274e812400cacb6f3be4c2df5340923fa807f
c6725634e089eb2b634b10ede33944be7248172a https://github.com/openssl/openssl/commit/c6725634e089eb2b634b10ede33944be7248172a
f80f83bc5fd036bc47d773e8b15a001e2b4ce686 https://github.com/openssl/openssl/commit/f80f83bc5fd036bc47d773e8b15a001e2b4ce686
USN-8155-1 https://usn.ubuntu.com/8155-1/
USN-8155-2 https://usn.ubuntu.com/8155-2/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-28389.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/openssl/openssl/commit/16cea4188e0ea567deb4f93f85902247e67384f5
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-10T20:20:14Z/ Found at https://github.com/openssl/openssl/commit/16cea4188e0ea567deb4f93f85902247e67384f5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/openssl/openssl/commit/785cbf7ea3b5a6f5adf0c1ccb92b79d89c35c616
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-10T20:20:14Z/ Found at https://github.com/openssl/openssl/commit/785cbf7ea3b5a6f5adf0c1ccb92b79d89c35c616
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/openssl/openssl/commit/7b5274e812400cacb6f3be4c2df5340923fa807f
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-10T20:20:14Z/ Found at https://github.com/openssl/openssl/commit/7b5274e812400cacb6f3be4c2df5340923fa807f
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/openssl/openssl/commit/c6725634e089eb2b634b10ede33944be7248172a
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-10T20:20:14Z/ Found at https://github.com/openssl/openssl/commit/c6725634e089eb2b634b10ede33944be7248172a
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/openssl/openssl/commit/f80f83bc5fd036bc47d773e8b15a001e2b4ce686
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-10T20:20:14Z/ Found at https://github.com/openssl/openssl/commit/f80f83bc5fd036bc47d773e8b15a001e2b4ce686
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://openssl-library.org/news/secadv/20260407.txt
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-10T20:20:14Z/ Found at https://openssl-library.org/news/secadv/20260407.txt
Exploit Prediction Scoring System (EPSS)
Percentile 0.08405
EPSS Score 0.00029
Published At April 8, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-02T12:44:16.187297+00:00 SUSE Severity Score Importer Import https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml 38.0.0