CVE-2026-10581: Server-Side Request Forgery in DedeCMS
DedeCMS version 5.7.88 contains a server-side request forgery (SSRF) vulnerability in the base64_decode function within /plus/download.php when the 'Link' parameter is manipulated. This flaw allows remote attackers to cause the server to make unintended requests. The vulnerability has a medium severity score of 5.3 and an exploit has been published. No official patch or remediation guidance is currently provided by the vendor.
AI Analysis
Technical Summary
CVE-2026-10581 is a server-side request forgery vulnerability affecting DedeCMS 5.7.88. The issue arises from improper handling of the 'Link' argument in the base64_decode function in the /plus/download.php script with the 'open=1' parameter. This allows remote attackers to manipulate the server into making unauthorized requests. The vulnerability has a CVSS 4.0 base score of 5.3 (medium severity). There is no vendor advisory or patch available at this time, and the exploit code has been published publicly.
Potential Impact
Successful exploitation enables remote attackers to induce the vulnerable server to perform unintended requests, potentially leading to information disclosure or interaction with internal systems. The medium CVSS score reflects limited impact due to required privileges and low complexity, but the published exploit increases risk.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider restricting access to the vulnerable script or applying custom input validation to the 'Link' parameter to prevent exploitation.
CVE-2026-10581: Server-Side Request Forgery in DedeCMS
Description
DedeCMS version 5.7.88 contains a server-side request forgery (SSRF) vulnerability in the base64_decode function within /plus/download.php when the 'Link' parameter is manipulated. This flaw allows remote attackers to cause the server to make unintended requests. The vulnerability has a medium severity score of 5.3 and an exploit has been published. No official patch or remediation guidance is currently provided by the vendor.
CVSS v4.0
Score 5.3medium
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-10581 is a server-side request forgery vulnerability affecting DedeCMS 5.7.88. The issue arises from improper handling of the 'Link' argument in the base64_decode function in the /plus/download.php script with the 'open=1' parameter. This allows remote attackers to manipulate the server into making unauthorized requests. The vulnerability has a CVSS 4.0 base score of 5.3 (medium severity). There is no vendor advisory or patch available at this time, and the exploit code has been published publicly.
Potential Impact
Successful exploitation enables remote attackers to induce the vulnerable server to perform unintended requests, potentially leading to information disclosure or interaction with internal systems. The medium CVSS score reflects limited impact due to required privileges and low complexity, but the published exploit increases risk.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider restricting access to the vulnerable script or applying custom input validation to the 'Link' parameter to prevent exploitation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-06-01T17:55:38.252Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a1e5294e29bf47b50827171
Added to database: 06/02/2026, 03:48:36 UTC
Last enriched: 06/09/2026, 09:49:27 UTC
Last updated: 07/31/2026, 19:22:57 UTC
Views: 91
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