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Dataset date/model retained; FIRST services terms apply.","title":"CVE-2019-12331","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:27:48.610Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-efda23b5ea91961f7968d54939a0c3c9"],"technology":"phpoffice/phpspreadsheet","known_exclusions":[],"conditions_summary":"PHPOffice PhpSpreadsheet before 1.8.0 has an XXE issue. The XmlScanner decodes the sheet1.xml from an .xlsx to utf-8 if something else than UTF-8 is declared in the header. This was a security measurement to prevent CVE-2018-19277 but the fix is not sufficient. 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This report has not examined your application.","related_sources":[{"id":"sr-efda23b5ea91961f7968d54939a0c3c9","url":"https://github.com/advisories/GHSA-vvwv-h69m-wg6f","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-vvwv-h69m-wg6f","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:41.379Z"},{"id":"sr-83df152c79c4c0c4676a1d6e572f8358","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. 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