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.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-12473.json"