{"id":"CVE-2026-34031","summary":"Apache Answer: The custom avatar was not properly validated","details":"Unrestricted Upload of File with Dangerous Type vulnerability in Apache Answer.\n\nThis issue affects Apache Answer: through 2.0.0.\n\nThe server did not sufficiently validate user-supplied image URLs, allowing arbitrary external content to be embedded as profile images, which could expose users to unintended external requests and tracking by third-party servers.\nUsers are recommended to upgrade to version 2.0.1, which fixes the issue.","modified":"2026-07-15T01:48:58.714376702Z","published":"2026-06-09T07:34:38.977Z","database_specific":{"cwe_ids":["CWE-434"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34031.json","unresolved_ranges":[{"source":"AFFECTED_FIELD","extracted_events":[{"last_affected":"2.0.0"}]},{"extracted_events":[{"fixed":"2.0.0"}],"source":"DESCRIPTION"}],"cna_assigner":"apache"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/06/09/4"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34031.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/rwtxy39t54to9kv3dqtbjsbdpyk4jkd2"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34031"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/answer","events":[{"introduced":"0"},{"fixed":"2746bf5b455fa67f1bec6178c75121397a3816f5"}],"database_specific":{"cpe":"cpe:2.3:a:apache:answer:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"2.0.1"}],"source":"CPE_RANGE"}}],"versions":["v2.0.1-RC1","v2.0.0-RC2","v2.0.0","v2.0.0-RC1","v1.7.0-RC1","v1.7.0","v1.6.0","v1.6.0-RC1","v1.2.1-RC1","v1.2.1","v1.2.0-RC1","v1.2.0","v1.1.3","v1.1.2","v1.1.1","v1.0.9","v1.0.8","v1.0.7","v1.0.6","v1.0.5","v1.0.4","v1.0.3","v1.0.1","v0.4.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-34031.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"}]}