VDB-379291 · CVE-2026-41580 · GCVE-0-2026-41580

Stirling-Tools Stirling-PDF up to 1.x PDF file title/author encoding error

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.0	$0-$5k	0.29

Summaryinfo

A vulnerability has been found in Stirling-Tools Stirling-PDF up to 1.x and classified as critical. Affected by this vulnerability is an unknown functionality of the component PDF file Handler. This manipulation of the argument title/author causes encoding error. This vulnerability is handled as CVE-2026-41580. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Stirling-Tools Stirling-PDF up to 1.x and classified as critical. Affected by this vulnerability is an unknown part of the component PDF file Handler. The manipulation of the argument title/author with an unknown input leads to a encoding error vulnerability. The CWE definition for the vulnerability is CWE-172. The product does not properly encode or decode the data, resulting in unexpected values. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Stirling-PDF is a locally hosted web application that facilitates various operations on PDF files. Prior to 2.0.0, Stirling-PDF's /get-info-on-pdf endpoint rendered PDF Title and Author metadata fields without proper HTML encoding or sanitization, allowing a crafted PDF to execute attacker-controlled JavaScript in the browser of a user who views the resulting page. This issue is fixed in version 2.0.0.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-41580 since 04/21/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 2.0.0 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Stirling-Tools

Name

Stirling-PDF

Version

Website

Product: https://github.com/Stirling-Tools/Stirling-PDF/

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Encoding error
CWE: CWE-172
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Upgrade: Stirling-PDF 2.0.0

Timelineinfo

04/21/2026 CVE reserved
07/15/2026 +85 days Advisory disclosed
07/15/2026 +0 days VulDB entry created
07/15/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-41580 (🔒)
GCVE (CVE): GCVE-0-2026-41580
GCVE (VulDB): GCVE-100-379291

Entryinfo

Created: 07/15/2026 17:37
Changes: 07/15/2026 17:37 (54)
Complete: 🔍
Cache ID: 216::103