Search for vulnerabilities
Vulnerability details: VCID-j919-vgae-yqew
Vulnerability ID VCID-j919-vgae-yqew
Aliases CVE-2021-30152
Summary mediawiki: action=protect lets users with 'protect' permission protect to higher protection level
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-281 Improper Preservation of Permissions
CWE-269 Improper Privilege Management
System Score Found at
cvssv3 5.4 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30152.json
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
epss 0.00621 https://api.first.org/data/v1/epss?cve=CVE-2021-30152
cvssv2 4.0 https://nvd.nist.gov/vuln/detail/CVE-2021-30152
cvssv3.1 4.3 https://nvd.nist.gov/vuln/detail/CVE-2021-30152
archlinux Medium https://security.archlinux.org/AVG-1775
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30152.json
https://api.first.org/data/v1/epss?cve=CVE-2021-30152
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20270
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27291
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30152
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30154
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30155
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30157
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30158
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30159
https://lists.debian.org/debian-lts-announce/2021/05/msg00003.html
https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/26UJGHF7LJDOCQN6A3Z4PM7PYRKENJHE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2OMSV7B2TCFBOCICN3B4SMQP5HVRJQIT/
https://phabricator.wikimedia.org/T270713
https://security.gentoo.org/glsa/202107-40
https://www.debian.org/security/2021/dsa-4889
1948636 https://bugzilla.redhat.com/show_bug.cgi?id=1948636
AVG-1775 https://security.archlinux.org/AVG-1775
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
CVE-2021-30152 https://nvd.nist.gov/vuln/detail/CVE-2021-30152
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30152.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: AV:N/AC:L/Au:S/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30152
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:L/UI:N/S:U/C:N/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30152
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 0.69139
EPSS Score 0.00621
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T10:16:50.548203+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30152.json 37.0.0