Deep dives, practical guides, and incident analyses from engineers who build Safeguard. No fluff, no vendor FUD — just what you need to ship secure software.
CVE-2026-40478 shows how a single tab character bypassed Thymeleaf's expression sandbox, turning misused templates into remote code execution.
Two 2019 iOS zero-click bugs, CVE-2019-8646 and CVE-2019-8647, both traced back to NSKeyedUnarchiver — a reminder that Swift's Objective-C legacy still hides deserialization risk.
CVE-2026-40976 let anonymous users hit /actuator/env and /actuator/heapdump on default Spring Boot 4 filter chains, CVSS 9.1 — here's how to actually harden Spring Boot.
Bean Validation (JSR-380) looks like a solved problem in Spring Boot, but nested DTOs, list elements, and unannotated service methods routinely skip validation silently.
OWASP requires session IDs carry at least 64 bits of entropy, yet a 2007 Rails flaw shows one dropped attribute is enough to make fixation trivial.
Java's URLEncoder turns spaces into + instead of %20 — a form-encoding quirk that, mixed with double-decoding, still causes path-traversal bugs like CVE-2025-41242 in 2025.
Go's bcrypt package caps input at 72 bytes and returns ErrPasswordTooLong instead of silently truncating — one of several Go-specific quirks that trip up password hashing code.
Broken Access Control has topped OWASP's Top 10 for two straight cycles, found in 100% of tested apps in 2025 — most of that risk starts with one missing tenant_id check.
Flask ships session cookies with HttpOnly on by default — but Secure, SameSite, CSRF tokens, and every security header are left entirely to you.
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