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Vulnerability details: VCID-4216-ztjb-hke8
Vulnerability ID VCID-4216-ztjb-hke8
Aliases CVE-2020-15005
GHSA-xpv7-93cm-4mxv
Summary img_auth.php may leak private extension images into the public cache In MediaWiki before 1.31.8, 1.32.x and 1.33.x before 1.33.4, and 1.34.x before 1.34.2, private wikis behind a caching server using the img_auth.php image authorization security feature may have had their files cached publicly, so any unauthorized user could view them. This occurs because Cache-Control and Vary headers were mishandled.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
System Score Found at
cvssv3 3.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15005.json
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2020-15005
generic_textual MODERATE https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_31/RELEASE-NOTES-1.31
generic_textual MODERATE https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_33/RELEASE-NOTES-1.33
generic_textual MODERATE https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_34/RELEASE-NOTES-1.34
generic_textual MODERATE https://github.com/wikimedia/mediawiki
generic_textual MODERATE https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html
generic_textual MODERATE https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EEZIMLJMJS72SJXPYL736XMUAVCRQD2H
generic_textual MODERATE https://lists.wikimedia.org/pipermail/wikitech-l/2020-June/093535.html
cvssv2 2.6 https://nvd.nist.gov/vuln/detail/CVE-2020-15005
cvssv3.1 3.1 https://nvd.nist.gov/vuln/detail/CVE-2020-15005
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2020-15005
generic_textual MODERATE https://phabricator.wikimedia.org/T248947
generic_textual MODERATE https://www.debian.org/security/2020/dsa-4767
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15005.json
https://api.first.org/data/v1/epss?cve=CVE-2020-15005
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15005
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17367
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17368
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25812
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25813
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25814
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25827
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25828
https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_31/RELEASE-NOTES-1.31
https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_33/RELEASE-NOTES-1.33
https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_34/RELEASE-NOTES-1.34
https://github.com/wikimedia/mediawiki
https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EEZIMLJMJS72SJXPYL736XMUAVCRQD2H/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EEZIMLJMJS72SJXPYL736XMUAVCRQD2H
https://lists.wikimedia.org/pipermail/wikitech-l/2020-June/093535.html
https://nvd.nist.gov/vuln/detail/CVE-2020-15005
https://phabricator.wikimedia.org/T248947
https://www.debian.org/security/2020/dsa-4767
1851026 https://bugzilla.redhat.com/show_bug.cgi?id=1851026
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:32:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15005.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:H/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15005
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:H/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15005
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 0.71822
EPSS Score 0.00737
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:30:52.376381+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-xpv7-93cm-4mxv/GHSA-xpv7-93cm-4mxv.json 36.1.3