CVE-2026-92603 (CVSS 6.5)

Description

ContiNew Admin through 4.1.0 contains an authorization bypass vulnerability in the personal message delete endpoint that allows authenticated users to delete other users' messages and announcements. Attackers can supply arbitrary message identifiers in the IdsReq parameter to remove any message row and purge all recipients' read receipts without ownership validation.

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Weakness Type (CWE)

CWE-639 CWE-639

References

Other References

https://github.com/continew-org/continew-admin https://github.com/continew-org/continew-admin/blob/v4.1.0/continew-system/src/main/java/top/continew/admin/system/controller/UserMessageController.java#L93-L97 https://github.com/continew-org/continew-admin/blob/v4.1.0/continew-system/src/main/java/top/continew/admin/system/service/impl/MessageServiceImpl.java#L130-L135 https://github.com/continew-org/continew-admin/commit/665ea2c757a3f1246db62fb139fec1aac3cca296 https://github.com/continew-org/continew-admin/issues/220 https://www.vulncheck.com/advisories/continew-admin-through-4.1.0-unauthorized-message-deletion-via-usermessagecontroller

Frequently Asked Questions

What is CVE-2026-92603? +

ContiNew Admin through 4.1.0 contains an authorization bypass vulnerability in the personal message delete endpoint that allows authenticated users to delete other users' messages and announcements. Attackers can supply arbitrary message identifiers in the IdsReq parameter to remove any message row and purge all recipients' read receipts without ownership validation. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2026-92603? +

CVE-2026-92603 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2026-92603? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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