{"cve":"CVE-2011-4675","nvd":{"published":"2011-12-05T11:55:07.867","modified":"2026-06-16T23:35:13.267","status":"Modified","description":"The pathname canonicalization functionality in io/filesystem/filesystem.cc in Widelands before 15.1 expands leading ~ (tilde) characters to home-directory pathnames but does not restrict use of these characters in strings received from the network, which might allow remote attackers to conduct absolute path traversal attacks and overwrite arbitrary files via a ~ in a pathname that is used for a file transfer in an Internet game, a different vulnerability than CVE-2011-1932.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-22"],"references":["http://bazaar.launchpad.net/~widelands-dev/widelands/build-15/revision/5021","http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=617960","https://exchange.xforce.ibmcloud.com/vulnerabilities/71626","http://bazaar.launchpad.net/~widelands-dev/widelands/build-15/revision/5021","http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=617960"],"products":["widelands:widelands"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-4675","score":0.03112,"percentile":0.878,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}