Squidbleed

Squidbleed (CVE-2026-47729)
Exposing vulnerabilities hidden in plain sight.
A @calif_io Research Project.

[Squidbleed @Squidbleed]

Squidbleed now has its own home.

Follow Squidbleed for updates, research, technical analysis, and everything related to CVE-2026-47729.

Squidbleed is a research project created by @calif_io.

More discoveries ahead. 🦑

[Calif @calif_io]

We sent Claude Mythos Preview spelunking through Squid’s guts, and it surfaced clutching a 29-year-old bug.

Meet Squidbleed: a Heartbleed-style vulnerability that leaks internal memory from every version of Squid Proxy, in its default configuration.

Full story: https://t.co/xQLKqaSmTn

[lcamtuf @lcamtuf]

I just want to say that I lobbied for this vuln to be called "Squid Pro Quo" but was escorted out of the room

[Squidbleed @Squidbleed]

Squidbleed is getting its own web hub.

We’re building a dedicated place for the story, the research, the technical details, and what comes next.

CVE-2026-47729 deserves more than a single post.

Website coming soon.

https://t.co/7VVEDA1Yxd

[Squidbleed @Squidbleed]

Squidbleed now has its own home.

Follow Squidbleed for updates, research, technical analysis, and everything related to CVE-2026-47729.

Squidbleed is a research project created by @calif_io.

More discoveries ahead. 🦑

[Calif @calif_io]

We sent Claude Mythos Preview spelunking through Squid’s guts, and it surfaced clutching a 29-year-old bug.

Meet Squidbleed: a Heartbleed-style vulnerability that leaks internal memory from every version of Squid Proxy, in its default configuration.

Full story: https://t.co/xQLKqaSmTn