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Description

A vulnerability was detected in Mettle sendportal up to 3.0.1. This affects an unknown part of the file /webview/ of the component Campaign Handler. The manipulation of the argument content results in cross site scripting. The attack can be launched remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

PUBLISHED Reserved 2026-05-31 | Published 2026-06-01 | Updated 2026-06-02 | Assigner VulDB




MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
LOW: 3.5CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
LOW: 3.5CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
4.0AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR

Problem types

Cross Site Scripting

Code Injection

Product status

3.0.0
affected

3.0.1
affected

Timeline

2026-05-02:Advisory disclosed
2026-05-31:VulDB entry created
2026-06-02:VulDB entry last update

Credits

Kabilan D finder

B1scuit (VulDB User) reporter

Superman_04 (VulDB User) analyst

VulDB CNA Team coordinator

References

vuldb.com/vuln/367513 (VDB-367513 | Mettle sendportal Campaign webview cross site scripting) vdb-entry technical-description

vuldb.com/vuln/367513/cti (VDB-367513 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-10234 (CVE-2026-10234 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/822923 (Submit #822923 | Mettle sendportal v3.0.1 Cross Site Scripting) third-party-advisory

vuldb.com/submit/825494 (Submit #825494 | mettle sendportal 3.0.1 Cross Site Scripting (Duplicate)) third-party-advisory

github.com/mettle/sendportal/issues/338 exploit issue-tracking

github.com/mettle/sendportal/ product

cve.org (CVE-2026-10234)

nvd.nist.gov (CVE-2026-10234)

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