{"cve":"CVE-2026-33809","nvd":{"published":"2026-03-25T19:16:51.830","modified":"2026-06-17T10:38:07.890","status":"Analyzed","description":"A maliciously crafted TIFF file can cause image decoding to attempt to allocate up 4GiB of memory, causing either excessive resource consumption or an out-of-memory error.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","score":5.3},"cwes":["CWE-434"],"references":["https://go.dev/cl/757660","https://go.dev/issue/78267","https://pkg.go.dev/vuln/GO-2026-4815"],"products":["golang:tiff"],"source":"nvd","synced_at":"2026-10-19T22:28:18.033120106+00:00"},"epss":{"cve":"CVE-2026-33809","score":0.00334,"percentile":0.26783,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-44p7-9xx4-hf2g","url":"https://osv.dev/vulnerability/GHSA-44p7-9xx4-hf2g","summary":"Go Images vulnerable to an out-of-memory error via a crafted TIFF file","modified":"2026-09-10T03:50:36.938186847Z","packages":[{"ecosystem":"Go","name":"golang.org/x/image","purl":"pkg:golang/golang.org/x/image","ranges":["<0.38.0"],"fixed":["0.38.0"]}]},{"id":"GO-2026-4815","url":"https://osv.dev/vulnerability/GO-2026-4815","summary":"OOM from malicious IFD offset in golang.org/x/image/tiff","modified":"2026-05-15T10:59:23.820275876Z","packages":[{"ecosystem":"Go","name":"golang.org/x/image","purl":"pkg:golang/golang.org/x/image","ranges":["<0.38.0"],"fixed":["0.38.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}