CVE-2026-3958 Details
Description
A vulnerability has been found in Woahai321 ListSync up to 0.6.6. This issue affects the function requests.post of the file list-sync-main/api_server.py of the component JSON Handler. The manipulation leads to server-side request forgery. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
A server-side request forgery (SSRF) vulnerability has been identified in Woahai321 ListSync versions through 0.6.6. The issue arises in the JSON Handler component, specifically within the 'list-sync-main/api_server.py' file, where the 'requests.post' function is used. The vulnerability allows an attacker to send a crafted JSON payload containing a webhook URL, which is then processed without any validation or allowlist checks. This exploitation can be performed remotely and has been publicly disclosed.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Mar 11, 2026CISA-ADP
Assessed Mar 12, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Woahai321/list-sync/issues/79 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://github.com/Woahai321/list-sync/issues/79#issue-3993946476 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://vuldb.com/?ctiid.350388 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/?id.350388 | [email protected] | AdvisoryExploitPartial Content |
| https://vuldb.com/?submit.768070 | [email protected] | ExploitTechnical Description |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-918 | Server-Side Request Forgery (SSRF) | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Woahai321 ListSync | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Mar 11, 2026 | New CVE Received | [email protected] |