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Vulnerability details: VCID-7kp8-91v3-33hy
Vulnerability ID VCID-7kp8-91v3-33hy
Aliases CVE-2021-30607
Summary Chromium: CVE-2021-30607 Use after free in Permissions
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
System Score Found at
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
epss 0.00178 https://api.first.org/data/v1/epss?cve=CVE-2021-30607
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30607
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30607
archlinux High https://security.archlinux.org/AVG-2336
archlinux High https://security.archlinux.org/AVG-2337
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30607
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30607
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

Exploit Prediction Scoring System (EPSS)
Percentile 0.39863
EPSS Score 0.00178
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:31:50.340538+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.16/community.json 37.0.0