{"id":86985,"date":"2026-04-24T22:06:23","date_gmt":"2026-04-24T22:06:23","guid":{"rendered":""},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-30T00:00:00","slug":"cve-2025-56264-denial-of-service-vulnerability-in-oneblog-2-3-9","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-56264-denial-of-service-vulnerability-in-oneblog-2-3-9\/","title":{"rendered":"CVE-2025-56264: Denial of Service Vulnerability in OneBlog 2.3.9<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

This report details a significant cybersecurity vulnerability, CVE-2025-56264, found in the zhangyd-c OneBlog 2.3.9. This vulnerability resides in the \/api\/comment endpoint and could potentially result in a denial-of-service attack. It poses a significant threat to users of this product as it could lead to system compromise or data leakage, severely impacting operations and user privacy.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-56264
\nSeverity: High (7.5 CVSS Score)
\nAttack Vector: Network
\nPrivileges Required: None
\nUser Interaction: None
\nImpact: Potential system compromise or data leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

zhangyd-c OneBlog | 2.3.9<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The vulnerability is rooted in the \/api\/comment endpoint of the OneBlog software. An attacker can exploit this vulnerability by sending specially crafted requests to this endpoint, resulting in a denial-of-service condition. It could potentially lead to system compromise or data leakage, making it a serious threat to users’ data and privacy.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

An example of how this vulnerability might be exploited could look something like this:<\/p>\n

POST \/api\/comment HTTP\/1.1\nHost: target.example.com\nContent-Type: application\/json\n{ \"malicious_payload\": \"...\" }<\/code><\/pre>\n
In this example, an attacker sends a malicious JSON payload to the \/api\/comment endpoint, leading to a denial-of-service condition. The specifics of the malicious payload would depend on the particular nature of the vulnerability in the \/api\/comment endpoint.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview This report details a significant cybersecurity vulnerability, CVE-2025-56264, found in the zhangyd-c OneBlog 2.3.9. This vulnerability resides in the \/api\/comment endpoint and could potentially result in a denial-of-service attack. It poses a significant threat to users of this product as it could lead to system compromise or data leakage, severely impacting operations and user […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[],"tags":[],"vendor":[],"product":[],"attack_vector":[],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-86985","post","type-post","status-publish","format-standard","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t