CVE-2019-12473

mediumpriority · track · 31EPSS 0.023 · 83 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.31% (83rd) EPSS

CVSS 5 · medium

Is it mine?

16 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

Wikimedia MediaWiki 1.27.0 through 1.32.1 might allow DoS. Passing invalid titles to the API could cause a DoS by querying the entire watchlist table. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · OSV

v3.06.9mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-400US

affected products (16)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
АО «Концерн ВНИИНС» ОС ОН «Стрелец»≤ 16.01.2023fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 9fstec_bduRU
Сообщество свободного программного обеспечения MediaWiki1.27.0 → 1.27.6fstec_bduRU
Сообщество свободного программного обеспечения MediaWiki1.30.0 → 1.30.2fstec_bduRU
Сообщество свободного программного обеспечения MediaWiki1.31.0 → 1.31.2fstec_bduRU
Сообщество свободного программного обеспечения MediaWiki1.32.0 → 1.32.2fstec_bduRU
debian debian linux= 9.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
mediawiki mediawiki1.27.0 → 1.27.6nvdUScpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
mediawiki mediawiki1.30.0 → 1.30.2nvdUScpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
mediawiki mediawiki1.31.0 → 1.31.2nvdUScpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
mediawiki mediawiki1.32.0 → 1.32.2nvdUScpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Packagist mediawiki/core1.27.0 → 1.27.6osvUSpkg:composer/mediawiki/core
Packagist mediawiki/core1.30.0 → 1.30.2osvUSpkg:composer/mediawiki/core
Packagist mediawiki/core1.31.0 → 1.31.2osvUSpkg:composer/mediawiki/core
Packagist mediawiki/core1.32.0 → 1.32.2osvUSpkg:composer/mediawiki/core

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-33xw-x3pr-rvqjWikimedia Potential DOS due to slow WatchedItemStore::countVisitingWatchersMultiple2022-05-24ghsa · osvUS
Wikimedia MediaWiki 1.27.0 through 1.32.1 might allow DoS. Passing invalid titles to the API could cause a DoS by querying the entire watchlist table. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd osv NVD CVE.org MITRE

published 2019-07-10modified 2026-06-17

references (17)

External citations — patches, advisories, analysis.

scry

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