Medium 5.3Published Nov 5, 2025

CVE-2025-12677KiotViet Sync <= 1.8.5 - Unauthenticated Webhook Key Exposure

Updated under an hour ago (Oct 27, 2026, 5:10 PM ET)

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It affects mykiot KiotViet Sync. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for mykiot KiotViet Sync

Exploited in the last 30 days

The KiotViet Sync plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.8.5 via the register_api_route() function in kiotvietsync/includes/public_actions/WebHookAction.php. This makes it possible for unauthenticated attackers to extract the webhook token value when configured.

CVSS: 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE): CWE-200
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Wordfence
NVD analysis: Deferred
Record last updated: Apr 8, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

mykiot KiotViet Sync mykiot:kiotviet_sync (from the name)	through 1.8.5	CNA record

References

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/1114a84e-3425-402f-bcdc-a2ee05b2dbc9?source=cve
https://wordpress.org/plugins/kiotvietsync/

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.