CVE-2026-19434
Stored Cross-site Scripting in Pentestify finding severity field
Description
Cross-site Scripting in the finding renderer in maalfer Pentestify before 2.3.1 allows authenticated users to execute arbitrary JavaScript in the application origin via HTML markup stored in a finding's severity field, which the frontend interpolates unescaped into class and style attributes when rendering the report.
INFO
Published Date :
Aug. 11, 2026, 2:17 p.m.
Last Modified :
Aug. 11, 2026, 2:17 p.m.
Remotely Exploit :
Yes !
Source :
4daa8cea-433a-44bd-9456-53b127fc289a
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | MEDIUM | 4daa8cea-433a-44bd-9456-53b127fc289a | ||||
| CVSS 4.0 | MEDIUM | 4daa8cea-433a-44bd-9456-53b127fc289a |
Solution
- Update maalfer Pentestify to version 2.3.1 or later.
- Sanitize all user input used in HTML attributes.
- Implement proper output encoding for rendered HTML.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-19434.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-19434 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-19434
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-19434 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-19434 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by 4daa8cea-433a-44bd-9456-53b127fc289a
Aug. 11, 2026
Action Type Old Value New Value Added Affected [{'repo': 'https://github.com/ccyl13/Pentestify', 'vendor': 'maalfer', 'modules': ['Frontend finding renderer'], 'product': 'Pentestify', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '2.3.1', 'versionType': 'semver'}], 'programFiles': ['js/app.js', 'backend/schemas.py'], 'defaultStatus': 'unaffected'}] Added Description Cross-site Scripting in the finding renderer in maalfer Pentestify before 2.3.1 allows authenticated users to execute arbitrary JavaScript in the application origin via HTML markup stored in a finding's severity field, which the frontend interpolates unescaped into class and style attributes when rendering the report. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-79 Added Reference https://github.com/ccyl13/Pentestify/commit/8e81053d490f0ba188543b7de3e5edf87112291a Added Reference https://github.com/ccyl13/Pentestify/releases/tag/v2.3.2 Added Reference https://secur0.com/en/cna/cve-list/cve-2026-19434-stored-xss-in-pentestify-finding-severity-field