CVE-2025-31103: Untrusted data deserialization vulnerability exists in a-blog cms. Processing a specially crafted request may store arbitrary files on the server...
Description
Untrusted data deserialization vulnerability exists in a-blog cms. Processing a specially crafted request may store arbitrary files on the server where the product is running. This can be leveraged to execute an arbitrary script on the server.
Classification
CVE ID: CVE-2025-31103
CVSS Base Severity: HIGH
CVSS Base Score: 7.5
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Problem Types
Deserialization of untrusted dataAffected Products
Vendor: appleple inc., appleple inc., appleple inc., appleple inc., appleple inc., appleple inc.
Product: a-blog cms (Ver.3.1.x series), a-blog cms (Ver.3.0.x series), a-blog cms (Ver.2.11.x series), a-blog cms (Ver.2.10.x series), a-blog cms (Ver.2.9.x series), a-blog cms (Ver. 2.8.x series)
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.04% (probability of being exploited)
EPSS Percentile: 11.07% (scored less or equal to compared to others)
EPSS Date: 2025-04-29 (when was this score calculated)
References
https://nvd.nist.gov/vuln/detail/CVE-2025-31103https://developer.a-blogcms.jp/blog/news/security-update202503.html
https://developer.a-blogcms.jp/blog/news/entry-4197.html
https://jvn.jp/en/jp/JVN66982699/