{"vulnerability": "CVE-2025-4258", "sightings": [{"uuid": "73635335-140d-4865-abf2-2308a4bbf522", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-4258", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/14821", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-4258\n\ud83d\udd25 CVSS Score: 5.3 (cvssV4_0, Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N)\n\ud83d\udd39 Description: A vulnerability, which was classified as critical, was found in zhangyanbo2007 youkefu up to 4.2.0. Affected is the function Upload of the file \\youkefu-master\\src\\main\\java\\com\\ukefu\\webim\\web\\handler\\resource\\MediaController.java. The manipulation of the argument imgFile leads to unrestricted upload. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.\n\ud83d\udccf Published: 2025-05-05T01:31:04.472Z\n\ud83d\udccf Modified: 2025-05-05T01:31:04.472Z\n\ud83d\udd17 References:\n1. https://vuldb.com/?id.307362\n2. https://vuldb.com/?ctiid.307362\n3. https://vuldb.com/?submit.562848\n4. https://github.com/Fc04dB/VUL/blob/main/ukefu_upload.md", "creation_timestamp": "2025-05-05T02:18:57.000000Z"}, {"uuid": "9dca0bb3-6d79-4b2e-bb83-b3eebf0bc992", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-4258", "type": "seen", "source": "https://bsky.app/profile/potato.software/post/3lofboavsic2i", "content": "", "creation_timestamp": "2025-05-05T02:03:37.385325Z"}, {"uuid": "cf92f5f5-6060-4fdf-a418-a73f3ddabf3d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-4258", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3lofprhxrng2r", "content": "", "creation_timestamp": "2025-05-05T06:15:58.591457Z"}, {"uuid": "bfa10804-04ad-4c30-a77c-67ee6fe518e2", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-4258", "type": "exploited", "source": "https://t.me/cvedetector/24424", "content": "{\n  \"Source\": \"CVE FEED\",\n  \"Title\": \"CVE-2025-4258 - Zhangyanbo2007 Youkefu Unrestricted File Upload Vulnerability\", \n  \"Content\": \"CVE ID : CVE-2025-4258 \nPublished : May 5, 2025, 2:15 a.m. | 53\u00a0minutes ago \nDescription : A vulnerability, which was classified as critical, was found in zhangyanbo2007 youkefu up to 4.2.0. Affected is the function Upload of the file \\youkefu-master\\src\\main\\java\\com\\ukefu\\webim\\web\\handler\\resource\\MediaController.java. The manipulation of the argument imgFile leads to unrestricted upload. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. \nSeverity: 6.3 | MEDIUM \nVisit the link for more details, such as CVSS details, affected products, timeline, and more...\",\n  \"Detection Date\": \"05 May 2025\",\n  \"Type\": \"Vulnerability\"\n}\n\ud83d\udd39 t.me/cvedetector \ud83d\udd39", "creation_timestamp": "2025-05-05T05:50:23.000000Z"}]}