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Vulnerability Analysis

lodash merge/mergeWith prototype pollution (CVE-2018-3721)

A deep dive into CVE-2018-3721, the lodash merge/mergeWith prototype pollution flaw: its real-world impact, affected versions, and how to remediate it fast.

Jan 6, 20269 min read
Vulnerability Analysis

Polkit pkexec Privilege Escalation: CVE-2021-4034 (PwnKit)

A 12-year-old memory corruption bug in Polkit's pkexec gave any unprivileged local user instant root access on virtually every major Linux distribution. Here's why it matters.

Jan 6, 20265 min read
Vulnerability Analysis

minimist prototype pollution (CVE-2020-7598)

A deep dive into CVE-2020-7598, the minimist prototype pollution vulnerability that rippled across the npm ecosystem, with impact, timeline, and remediation steps.

Jan 6, 20267 min read
Vulnerability Analysis

node-forge prototype pollution/signature verification issue (CVE-2020-7712)

node-forge's RSA signature verification (CVE-2022-24771/24772) and prototype pollution (CVE-2020-7720) let attackers forge trust decisions across X.509, PKCS#7, and PKCS#12 flows.

Jan 6, 20267 min read
Vulnerability Analysis

Detecting Log4Shell in Your Software Supply Chain

Log4j isn't just in your code — it's in your vendors' code, your container base images, and your transitive dependencies. Here's how to find it everywhere.

Jan 5, 20266 min read
Vulnerability Analysis

underscore.js template code injection (CVE-2021-23358)

CVE-2021-23358 lets attacker-controlled template settings inject arbitrary code via underscore.js's _.template function. Here's the impact, fix, and remediation steps.

Jan 5, 20267 min read
Vulnerability Analysis

Log4Shell Vulnerability (CVE-2021-44228) Explained

The most critical vulnerability in a decade dropped on a Friday. Log4Shell affects virtually every Java application and is trivial to exploit. Here's what happened.

Jan 5, 20265 min read
Vulnerability Analysis

EJS template engine RCE via client option (CVE-2022-29078)

CVE-2022-29078 lets attackers achieve remote code execution in EJS via unsanitized render options. Affected versions, severity, and fixes inside.

Jan 5, 20267 min read
Vulnerability Analysis

Grafana CVE-2021-43798: Directory Traversal in Everyone's Favorite Dashboard Tool

CVE-2021-43798 allowed unauthenticated directory traversal in Grafana, exposing configuration files and credentials. Exploitation was trivial and widespread.

Jan 5, 20266 min read
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