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Vulnerability details: VCID-7xwq-vdej-ayg1
Vulnerability ID VCID-7xwq-vdej-ayg1
Aliases CVE-2026-22796
Summary openssl: OpenSSL: Denial of Service via type confusion in PKCS#7 signature verification
Status Published
Exploitability 0.5
Weighted Severity 5.3
Risk 2.6
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-1287 Improper Validation of Specified Type of Input
CWE-754 Improper Check for Unusual or Exceptional Conditions
System Score Found at
cvssv3 5.9 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-22796.json
epss 0.00112 https://api.first.org/data/v1/epss?cve=CVE-2026-22796
epss 0.00112 https://api.first.org/data/v1/epss?cve=CVE-2026-22796
epss 0.00117 https://api.first.org/data/v1/epss?cve=CVE-2026-22796
epss 0.00117 https://api.first.org/data/v1/epss?cve=CVE-2026-22796
epss 0.00117 https://api.first.org/data/v1/epss?cve=CVE-2026-22796
epss 0.00117 https://api.first.org/data/v1/epss?cve=CVE-2026-22796
epss 0.00117 https://api.first.org/data/v1/epss?cve=CVE-2026-22796
epss 0.00117 https://api.first.org/data/v1/epss?cve=CVE-2026-22796
cvssv3.1 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 5.3 https://github.com/openssl/openssl/commit/2502e7b7d4c0cf4f972a881641fe09edc67aeec4
ssvc Track https://github.com/openssl/openssl/commit/2502e7b7d4c0cf4f972a881641fe09edc67aeec4
cvssv3.1 5.3 https://github.com/openssl/openssl/commit/572844beca95068394c916626a6d3a490f831a49
ssvc Track https://github.com/openssl/openssl/commit/572844beca95068394c916626a6d3a490f831a49
cvssv3.1 5.3 https://github.com/openssl/openssl/commit/7bbca05be55b129651d9df4bdb92becc45002c12
ssvc Track https://github.com/openssl/openssl/commit/7bbca05be55b129651d9df4bdb92becc45002c12
cvssv3.1 5.3 https://github.com/openssl/openssl/commit/eeee3cbd4d682095ed431052f00403004596373e
ssvc Track https://github.com/openssl/openssl/commit/eeee3cbd4d682095ed431052f00403004596373e
cvssv3.1 5.3 https://github.com/openssl/openssl/commit/ef2fb66ec571564d64d1c74a12e388a2a54d05d2
ssvc Track https://github.com/openssl/openssl/commit/ef2fb66ec571564d64d1c74a12e388a2a54d05d2
cvssv3.1 5.3 https://openssl-library.org/news/secadv/20260127.txt
ssvc Track https://openssl-library.org/news/secadv/20260127.txt
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-22796.json
https://api.first.org/data/v1/epss?cve=CVE-2026-22796
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-22796
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
20260127.txt https://openssl-library.org/news/secadv/20260127.txt
2430390 https://bugzilla.redhat.com/show_bug.cgi?id=2430390
2502e7b7d4c0cf4f972a881641fe09edc67aeec4 https://github.com/openssl/openssl/commit/2502e7b7d4c0cf4f972a881641fe09edc67aeec4
572844beca95068394c916626a6d3a490f831a49 https://github.com/openssl/openssl/commit/572844beca95068394c916626a6d3a490f831a49
7bbca05be55b129651d9df4bdb92becc45002c12 https://github.com/openssl/openssl/commit/7bbca05be55b129651d9df4bdb92becc45002c12
eeee3cbd4d682095ed431052f00403004596373e https://github.com/openssl/openssl/commit/eeee3cbd4d682095ed431052f00403004596373e
ef2fb66ec571564d64d1c74a12e388a2a54d05d2 https://github.com/openssl/openssl/commit/ef2fb66ec571564d64d1c74a12e388a2a54d05d2
RHSA-2026:1472 https://access.redhat.com/errata/RHSA-2026:1472
RHSA-2026:1473 https://access.redhat.com/errata/RHSA-2026:1473
RHSA-2026:1736 https://access.redhat.com/errata/RHSA-2026:1736
RHSA-2026:2485 https://access.redhat.com/errata/RHSA-2026:2485
RHSA-2026:2563 https://access.redhat.com/errata/RHSA-2026:2563
RHSA-2026:3228 https://access.redhat.com/errata/RHSA-2026:3228
RHSA-2026:4943 https://access.redhat.com/errata/RHSA-2026:4943
USN-7980-1 https://usn.ubuntu.com/7980-1/
USN-7980-2 https://usn.ubuntu.com/7980-2/
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-2026-22796.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

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none

required

unchanged

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none

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low

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high

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none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/openssl/openssl/commit/2502e7b7d4c0cf4f972a881641fe09edc67aeec4
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

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low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-01-27T16:27:50Z/ Found at https://github.com/openssl/openssl/commit/2502e7b7d4c0cf4f972a881641fe09edc67aeec4
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/openssl/openssl/commit/572844beca95068394c916626a6d3a490f831a49
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/2026-01-27T16:27:50Z/ Found at https://github.com/openssl/openssl/commit/572844beca95068394c916626a6d3a490f831a49
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/openssl/openssl/commit/7bbca05be55b129651d9df4bdb92becc45002c12
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/2026-01-27T16:27:50Z/ Found at https://github.com/openssl/openssl/commit/7bbca05be55b129651d9df4bdb92becc45002c12
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/openssl/openssl/commit/eeee3cbd4d682095ed431052f00403004596373e
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/2026-01-27T16:27:50Z/ Found at https://github.com/openssl/openssl/commit/eeee3cbd4d682095ed431052f00403004596373e
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/openssl/openssl/commit/ef2fb66ec571564d64d1c74a12e388a2a54d05d2
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/2026-01-27T16:27:50Z/ Found at https://github.com/openssl/openssl/commit/ef2fb66ec571564d64d1c74a12e388a2a54d05d2
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://openssl-library.org/news/secadv/20260127.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/2026-01-27T16:27:50Z/ Found at https://openssl-library.org/news/secadv/20260127.txt
Exploit Prediction Scoring System (EPSS)
Percentile 0.29708
EPSS Score 0.00112
Published At April 2, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:32:19.050259+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-22796.json 38.0.0