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Vulnerability Analysis

Sentry SDK sensitive data exposure (CVE-2021-23727)

CVE-2021-23727 let sentry-sdk for Python leak OS environment variables into Sentry events, exposing secrets. Here's the impact, timeline, and fix.

Aug 8, 20267 min read
Vulnerability Analysis

Log4j SocketServer unsafe deserialization (CVE-2019-17571)

A deep dive into CVE-2019-17571, the Log4j 1.x SocketServer deserialization flaw enabling remote code execution, with remediation guidance.

Aug 8, 20267 min read
Vulnerability Analysis

Jackson-databind polymorphic deserialization RCE (CVE-2017-15095)

A critical jackson-databind deserialization vulnerability (CVE-2017-15095) lets unauthenticated attackers achieve RCE via HikariCP gadget classes.

Aug 7, 20267 min read
Vulnerability Analysis

Jackson-databind gadget chain RCE (CVE-2019-12384)

CVE-2019-12384 lets attacker-controlled JSON trigger a jackson-databind gadget chain via Logback, turning polymorphic deserialization into remote code execution.

Aug 7, 20268 min read
Vulnerability Analysis

Jackson-databind RCE via JDOM gadget (CVE-2020-36189)

CVE-2020-36189 lets attackers chain jackson-databind polymorphic deserialization with a JDOM gadget for RCE, SSRF, or XXE. Here's the mechanics and the fix.

Aug 7, 20267 min read
Vulnerability Analysis

dom4j XML external entity vulnerability (CVE-2018-1000632)

CVE-2018-1000632, the dom4j XXE vulnerability, let attackers inject and tamper with XML via unescaped addElement/addAttribute calls. Here's the fix.

Aug 7, 20268 min read
Vulnerability Analysis

CVE analysis: vulnerabilities in Open RAN and 5G core net...

An open RAN 5G core CVE analysis of the 5Ghoul modem flaws: affected components, CVSS/EPSS/KEV context, disclosure timeline, and practical remediation steps.

Aug 7, 20268 min read
Vulnerability Analysis

Apache Commons FileUpload RCE (CVE-2016-1000031)

CVE-2016-1000031 is a critical Apache Commons FileUpload deserialization RCE that still lurks in transitive Java dependencies years after its fix.

Aug 7, 20267 min read
Vulnerability Analysis

H2 database console remote code execution (CVE-2021-42392)

CVE-2021-42392 lets attackers trigger RCE in H2's console and JDBC URL handling via a Log4Shell-style JNDI gadget. Here's what's affected and how to fix it.

Aug 7, 20267 min read

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