Critical 9.8Published Jun 4, 2026

CVE-2019-25729PDF Signer 3.0 Server-Side Template Injection RCE via CSRF Cookie

Updated under an hour ago (Oct 26, 2026, 5:00 AM ET)

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Every CVE for simcy_creative PDF Signer

Exploited in the last 30 days

PDF Signer 3.0 contains a server-side template injection vulnerability that allows unauthenticated attackers to execute arbitrary code by injecting PHP commands through the CSRF-TOKEN cookie parameter. Attackers can craft malicious cookie values containing template injection payloads like shell_exec() to execute system commands and retrieve sensitive information from the server.

CVSS: 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-352
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Jun 4, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

simcy_creative PDF Signer simcy_creative:pdf_signer (from the name)	3.0	CNA record

References

https://www.exploit-db.com/exploits/46276exploit
https://codecanyon.net/user/simcy_creativeproduct
https://codecanyon.net/item/signer-create-digital-signatures-and-sign-pdf-documents-online/20737707product
https://www.vulncheck.com/advisories/pdf-signer-server-side-template-injection-rce-via-csrf-cookiethird-party-advisory

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.