CVE-2026-76800

A flaw has been found in DeDeCMS 3. Affected by this vulnerability is an unknown functionality of the file /include/dialog/select_media_post.php. Executing a manipulation of the argument uploadfile can lead to unrestricted upload. The attack can be executed remotely. The exploit has been published and may be used.

CVSS v3 6.3 MEDIUM
CVSS v2.0 6.5 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://uvxbywu62qm.feishu.cn/wiki/TKqDwJGYaiBVXpk3EtFcdjRDnsg?from=from_copylink
https://vuldb.com/cve/CVE-2026-76800
https://vuldb.com/submit/880081
https://vuldb.com/vuln/393317
https://vuldb.com/vuln/393317/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-20 03:16

Updated : 2026-08-21 16:18

NVD link : CVE-2026-76800

Mitre link : CVE-2026-76800

CVE.ORG link : CVE-2026-76800

JSON object : View

Products Affected

No product.

CWE

CWE-284

Improper Access Control

CWE-434

Unrestricted Upload of File with Dangerous Type

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