Ratpack is a lightweight JVM web framework used for building microservices and API-driven applications, with a narrowly scoped vulnerability surface concentrated in its core product. The observed weakness class centers on cross-site scripting arising from improper input neutralization in web page generation, reflecting the attack surface inherent to request-handling middleware. Current severity, exploitation activity, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Ratpack over time
Signals from CVEs in this vendor scope (7 CVEs).
7 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2021-29485HIGH Ratpack is a toolkit for creating web applications. In versions prior to 1.9.0, a malicious attacker can achieve Remote Code Execution (RCE) via a maliciously crafted Java deserial | Jun 29, 2021 | 8.8 | 27 | NO | NO |
CVE-2019-17513HIGH An issue was discovered in Ratpack before 1.7.5. Due to a misuse of the Netty library class DefaultHttpHeaders, there is no validation that headers lack HTTP control characters. Th | Oct 18, 2019 | 7.5 | 24 | NO | NO |
CVE-2021-29481HIGH Ratpack is a toolkit for creating web applications. In versions prior to 1.9.0, the default configuration of client side sessions results in unencrypted, but signed, data being set | Jun 29, 2021 | 7.5 | 23 | NO | NO |
CVE-2021-29479MEDIUM Ratpack is a toolkit for creating web applications. In versions prior to 1.9.0, a user supplied `X-Forwarded-Host` header can be used to perform cache poisoning of a cache fronting | Jun 29, 2021 | 6.1 | 21 | NO | NO |
CVE-2019-10770MEDIUM All versions of io.ratpack:ratpack-core from 0.9.10 inclusive and before 1.7.6 are vulnerable to Cross-site Scripting (XSS). This affects the development mode error handler when an | Jan 28, 2020 | 6.1 | 19 | NO | NO |
Ratpack versions before 1.6.1 generate a session ID using a cryptographically weak PRNG in the JDK's ThreadLocalRandom. This means that if an attacker can determine a small window | May 7, 2019 | 3.7 | 17 | NO | NO |
Ratpack is a toolkit for creating web applications. In versions prior to 1.9.0, the client side session module uses the application startup time as the signing key by default. This | Jun 29, 2021 | 3.1 | 15 | NO | NO |
Signals from CVEs in this vendor scope (7 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Ratpack.
Media articles that mention a CVE ID that affects a product developed by Ratpack — matched by CVE ID, not by vendor name.