CVE-2021-27850_POC

CVE-2021-27850 Exploit Overview CVE-2021-27850 is a critical unauthenticated remote code execution vulnerability that was found in all recent versions of Apache Tapestry, by downloading the AppModule.class file we can leak the HMAC Secret key used to sign all the serialized objects in apache...

CVE-2021-27850_POC

Exploit CVE-2021-27850 Resumen CVE-2021-27850 es una vulnerabilidad crítica de ejecución remota de código no autenticada que se encontró en todas las versiones recientes de Apache Tapestry. Al descargar el archivo AppModule.class podemos filtrar la clave secreta HMAC utilizada para firmar todos l...

Exploit for CVE-2026-81578

Professional security research tool for PaperCut NG/MF vulne...

PaperCut NG/MF Unauthenticated RCE (CVE-2026-81578 + CVE-2026-82078)

This module exploits an authentication bypass in PaperCut NG and MF. A crafted Apache Tapestry complex-direct request invokes privileged ConfigEditor components through the public Home page. On version 26, the module reconfigures external user lookup to use an H2 JDBC URL whose initialization SQL...

CVE-2026-61899

Vulnerability in tapestry-core in Apache Tapestry 5.5.0+ on all platforms allows attackers to download clsspath assets via specially crafted URLs. Users are recommended to upgrade to version 5.9.1, which fixes this issue...

CVE-2026-61899

CVE-2026-61899 affects tapestry-core (Apache Tapestry 5.5.0+) on all platforms. The issue allows an attacker to download classpath assets via specially crafted URLs, due to a vulnerability in tapestry-core. Impact is described as high with network exploitability and no user interaction. The recom...

CVE-2026-61899 Apache Tapestry: Possible classpath file download through URL manipulation

Vulnerability in tapestry-core in Apache Tapestry 5.5.0+ on all platforms allows attackers to download clsspath assets via specially crafted URLs. Users are recommended to upgrade to version 5.9.1, which fixes this issue...

CVE-2026-61899 Apache Tapestry: Possible classpath file download through URL manipulation

Vulnerability in tapestry-core in Apache Tapestry 5.5.0+ on all platforms allows attackers to download clsspath assets via specially crafted URLs. Users are recommended to upgrade to version 5.9.1, which fixes this issue...

EUVD-2026-55243

Vulnerability in tapestry-core in Apache Tapestry 5.5.0+ on all platforms allows attackers to download clsspath assets via specially crafted URLs. Users are recommended to upgrade to version 5.9.1, which fixes this issue...

CVE-2021-27850

A critical unauthenticated remote code execution vulnerability was found all recent versions of Apache Tapestry. The affected versions include 5.4.5, 5.5.0, 5.6.2 and 5.7.0. The vulnerability I have found is a bypass of the fix for CVE-2019-0195. Recap: Before the fix of CVE-2019-0195 it was...

CVE-2022-31781

Apache Tapestry up to version 5.8.1 is vulnerable to Regular Expression Denial of Service ReDoS in the way it handles Content Types. Specially crafted Content Types may cause catastrophic backtracking, taking exponential time to complete. Specifically, this is about the regular expression used on...

EUVD-2022-3496

Malicious code in bioql PyPI...

EUVD-2022-1222

Malicious code in bioql PyPI...

EUVD-2022-6199

Malicious code in bioql PyPI...

EUVD-2022-1426

Malicious code in bioql PyPI...

CVE-2021-30638

Information Exposure vulnerability in context asset handling of Apache Tapestry allows an attacker to download files inside WEB-INF if using a specially-constructed URL. This was caused by an incomplete fix for CVE-2020-13953. This issue affects Apache Tapestry Apache Tapestry 5.4.0 version to...

CVE-2020-17531

A Java Serialization vulnerability was found in Apache Tapestry 4. Apache Tapestry 4 will attempt to deserialize the "sp" parameter even before invoking the page's validate method, leading to deserialization without authentication. Apache Tapestry 4 reached end of life in 2008 and no update to...

Apache Tapestry Arbitrary File Read

Apache Tapestry versions 5.4.0 5.6.2 and 5.7.0 5.7.1 allows an unauthenticated attacker to access Class files via a specially crafted request. If the value of 'tapestry.hmac-passphrase' is recovered, this vulnerability can be exploited to obtain arbitrary code execution through the value of the...

Apache Tapestry HMAC secret key leak

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'Apache Tapestry HMAC secret key leak', 'Description' = %q This exploit finds the HMAC secret key used in Java serialization by Apache Tapestry...

VulnCheck KEV: CVE-2021-27850

A critical unauthenticated remote code execution vulnerability was found all recent versions of Apache Tapestry. The affected versions include 5.4.5, 5.5.0, 5.6.2 and 5.7.0. The vulnerability I have found is a bypass of the fix for CVE-2019-0195. Recap: Before the fix of CVE-2019-0195 it was...