{"id":"CVE-2020-23546","title":"IrfanView 4.54 allows attackers to cause a denial of service or possibly other unspecified impacts via a crafted XBM file, related to a \"Data from Faulting Address is used as one or more arguments in a subsequent Function Call starting a…","summary":"IrfanView 4.54 allows attackers to cause a denial of service or possibly other unspecified impacts via a crafted XBM file, related to a \"Data from Faulting Address is used as one or more arguments in a subsequent Function Call starting a…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","vendor":"irfanview","product":"irfanview","affected":["irfanview = 4.54"],"published":"2021-10-28","updated":"2026-07-05","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2020-23546","references":[{"url":"https://github.com/nhiephon/Research/blob/master/README.md","label":"cve@mitre.org"},{"url":"https://www.irfanview.com/plugins.htm","label":"cve@mitre.org"},{"url":"http://irfanview.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/nhiephon/Research/blob/master/README.md","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.irfanview.com/plugins.htm","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.00958,"epssPercentile":0.59804,"ingestedAt":"2026-07-06T17:03:23.596Z","slug":"CVE-2020-23546","body":"## Overview\n\nIrfanView 4.54 allows attackers to cause a denial of service or possibly other unspecified impacts via a crafted XBM file, related to a \"Data from Faulting Address is used as one or more arguments in a subsequent Function Call starting at FORMATS!ReadMosaic+0x0000000000000981.\n\n## Affected\n\n- `irfanview = 4.54`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}