top 10 hacker news stories for 2025-08-19

How we exploited CodeRabbit: From simple PR to RCE and write access on 1M repos

https://research.kudelskisecurity.com/2025/08/19/how-we-exploited-coderabbit-from-a-simple-pr-to-rce-and-write-access-on-1m-repositories/

2 weeks ago

687 upvotes – 227 comments

OpenMower – An open source lawn mower

https://github.com/ClemensElflein/OpenMower

2 weeks ago

609 upvotes – 190 comments

How to Draw a Space Invader

https://muffinman.io/blog/invaders/

2 weeks ago

557 upvotes – 55 comments

D2 (text to diagram tool) now supports ASCII renders

https://d2lang.com/blog/ascii/

2 weeks ago

441 upvotes – 73 comments

"Remove mentions of XSLT from the html spec"

https://github.com/whatwg/html/pull/11563

2 weeks ago

388 upvotes – 535 comments

Custom telescope mount using harmonic drives and ESP32

https://www.svendewaerhert.com/blog/telescope-mount/

2 weeks ago

310 upvotes – 115 comments

Without the futex, it's futile

https://h4x0r.org/futex/

2 weeks ago

306 upvotes – 160 comments

Croatian freediver held breath for 29 minutes

https://divernet.com/scuba-news/freediving/how-croatian-freediver-held-breath-for-29-minutes/

2 weeks ago

300 upvotes – 167 comments

Prime Number Grid

https://susam.net/primegrid.html

2 weeks ago

296 upvotes – 96 comments

Ted Chiang: The Secret Third Thing

https://linch.substack.com/p/ted-chiang-review

2 weeks ago

293 upvotes – 146 comments
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