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CVE-2019-25729

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

Published: Jun 4, 2026Updated: Jun 4, 2026 Sources: CVE List NVD
NVD MITRE
9.8CVSS
CRITICAL

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.

EPSS Score
0.1%
Top 83.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-352

Affected Products

PDF Signer
simcy_creative
Security Products / pki-crypto
simcy_creativecommercialSecurity Productsaka pdf signer

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://codecanyon.net/item/signer-create-digital-signatures-and-sign-pdf-documents-online/20737707
codecanyon.net
https://codecanyon.net/user/simcy_creative
codecanyon.net
https://www.exploit-db.com/exploits/46276
exploit-db.com
and 1 more references View all →

Timeline

Published
Jun 4, 2026
Last Updated
Jun 4, 2026

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