Staging Environment: Content and features may be unstable or change without notice.
Search for vulnerabilities
Vulnerability details: VCID-xtzf-12qm-y3e5
Vulnerability ID VCID-xtzf-12qm-y3e5
Aliases CVE-2026-5867
Summary Heap buffer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-122 Heap-based Buffer Overflow
System Score Found at
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-5867.json
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-5867
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-5867
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-5867
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-5867
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-5867
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-5867
epss 0.0003 https://api.first.org/data/v1/epss?cve=CVE-2026-5867
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2026-5867
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2026-5867
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2026-5867
cvssv3.1 3.1 https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
cvssv3.1 4.3 https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
cvssv3.1 6.5 https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
ssvc Track https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
ssvc Track https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
cvssv3.1 3.1 https://issues.chromium.org/issues/492668885
cvssv3.1 4.3 https://issues.chromium.org/issues/492668885
cvssv3.1 6.5 https://issues.chromium.org/issues/492668885
ssvc Track https://issues.chromium.org/issues/492668885
ssvc Track https://issues.chromium.org/issues/492668885
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-5867.json
https://api.first.org/data/v1/epss?cve=CVE-2026-5867
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-5867
2456760 https://bugzilla.redhat.com/show_bug.cgi?id=2456760
492668885 https://issues.chromium.org/issues/492668885
stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-5867.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:H/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
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:R/S:U/C:L/I:N/A:N Found at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
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:L/I:N/A:L Found at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
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/2026-04-10T18:44:31Z/ Found at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-13T13:44:15Z/ Found at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://issues.chromium.org/issues/492668885
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:R/S:U/C:L/I:N/A:N Found at https://issues.chromium.org/issues/492668885
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:L/I:N/A:L Found at https://issues.chromium.org/issues/492668885
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/2026-04-10T18:44:31Z/ Found at https://issues.chromium.org/issues/492668885
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-13T13:44:15Z/ Found at https://issues.chromium.org/issues/492668885
Exploit Prediction Scoring System (EPSS)
Percentile 0.0813
EPSS Score 0.00029
Published At April 16, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-09T17:34:59.605271+00:00 Debian Importer Import https://security-tracker.debian.org/tracker/data/json 38.1.0