Safeguard
Tag

open-source-security

Safeguard articles tagged "open-source-security" — guides, analysis, and best practices for software supply chain and application security.

371 articles

Vulnerability Analysis

urllib3 regular expression denial of service (CVE-2021-33503)

A deep dive into CVE-2021-33503, the urllib3 ReDoS flaw in Python's core HTTP library, its real-world exposure, and how to remediate it.

Aug 10, 20267 min read
Incident Analysis

ctx and colourama PyPI typosquat malware incident

The ctx and colourama PyPI typosquatting malware incident shows how account takeover and name-squatting delivered credential-stealing code to devs.

Aug 9, 20267 min read
Open Source Security

How to manage open source risk in telecom OSS/BSS softwar...

A practical guide to managing telecom OSS/BSS open source risk—from SBOM inventory to dependency scanning—so carrier billing and network software stays secure.

Aug 7, 20268 min read
Open Source Security

How to vet open source software before deployment in tele...

A seven-step process for vetting open source telecom core network components — SBOMs, signature verification, protocol fuzzing, and procurement sign-off — before they reach production.

Aug 7, 20267 min read
Open Source Security

Open source dependency risk in e-commerce platforms (Mage...

A practical guide to finding and fixing e-commerce platform dependency risk across Magento plugins, WooCommerce extensions, and Shopify apps before attackers do.

Aug 6, 20267 min read
Vulnerability Analysis

Typosquatting in open source package registries explained

Typosquatting hides malware behind a one-character package name typo. Learn how it works, real incidents, and how to detect it before your build runs.

Jul 31, 20267 min read
Open Source Security

RubyGems 2019 Multi-CVE Disclosure: Directory Traversal v...

CVE-2019-8320 let malicious RubyGems packages delete arbitrary directories via symlinked gem decompression. Here's the impact, timeline, and how to remediate it.

Jul 30, 20268 min read
Open Source Security

RubyGems Escape Sequence Injection via Gem Name Output (C...

A look at CVE-2019-8321, the RubyGems escape sequence injection flaw in gem CLI output: affected versions, severity, and how to remediate it.

Jul 29, 20268 min read
Open Source Security

RubyGems Escape Sequence Injection via Crafted API Respon...

CVE-2019-8322 is a RubyGems flaw where crafted API responses could inject terminal escape sequences, spoofing gem output. Here's what to know and how to fix it.

Jul 29, 20268 min read
Open Source Security

RubyGems Escape Sequence Injection in Gem Owner Command (...

CVE-2019-8323 shows how RubyGems' gem owner command echoed unsanitized API response data to the terminal, enabling escape sequence injection attacks.

Jul 29, 20267 min read
Open Source Security

RubyGems Malicious Gem Arbitrary Code Execution via Missi...

CVE-2019-8324 let a malicious RubyGems package run arbitrary code at install time via a crafted multi-line gem name evaluated during the preinstall check.

Jul 29, 20267 min read
Open Source Security

RubyGems Escape Sequence Injection via Unpack API (CVE-20...

CVE-2019-8325 lets a malicious RubyGems package inject terminal escape sequences via the unpack API. Here's the impact, affected versions, and how to remediate it.

Jul 29, 20268 min read

Self-healing security runs on Safeguard.

Your first fix PR is minutes away.

No sales call required, even your agent can complete the purchase over MCP.

open-source-security — Safeguard Blog