{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-101203","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-09-28T09:39:54.245Z","datePublished":"2026-09-28T21:30:08.559Z","dateUpdated":"2026-09-28T21:30:08.559Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-09-28T21:30:08.559Z"},"title":"FastStone Image Viewer 1bpp RLE Decoder out-of-bounds write","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-787","lang":"en","description":"Out-of-bounds Write"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-119","lang":"en","description":"Memory Corruption"}]}],"affected":[{"vendor":"FastStone","product":"Image Viewer","versions":[{"version":"8.0","status":"affected"},{"version":"8.1","status":"affected"},{"version":"8.2","status":"affected"},{"version":"8.3","status":"affected"}],"cpes":["cpe:2.3:a:faststone:image_viewer:*:*:*:*:*:*:*:*"],"modules":["1bpp RLE Decoder"]}],"descriptions":[{"lang":"en","value":"A vulnerability has been found in FastStone Image Viewer up to 8.3. The impacted element is an unknown function of the component 1bpp RLE Decoder. The manipulation leads to out-of-bounds write. The attack can be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":5.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":6.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":6.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":7.5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}],"timeline":[{"time":"2026-09-28T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-09-28T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-09-28T11:45:25.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"jonzab (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"references":[{"url":"https://vuldb.com/vuln/411012","name":"VDB-411012 | FastStone Image Viewer 1bpp RLE Decoder out-of-bounds write","tags":["vdb-entry"]},{"url":"https://vuldb.com/vuln/411012/cti","name":"VDB-411012 | CTI Indicators (IOB, IOC)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-101203","name":"CVE-2026-101203 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/907575","name":"Submit #907575 | FastStone Soft FastStone Image Viewer 8.3 Heap-based buffer overflow (out-of-bounds write)","tags":["third-party-advisory"]}],"tags":["x_freeware"],"x_generator":["VulDB PVTS v202609"]}}}