







Critical Vulnerabilities in PHP
Today's PHP Security Release, and How We're Strengthening PHP Security
Describing the story behind how critical security vulnerabilities were found and fixed.

Today's PHP Security Release, and How We're Strengthening PHP Security
Describing the story behind how critical security vulnerabilities were found and fixed.

PHP warns admins of two critical flaws, emergency patches coming tomorrow
The PHP security team is warning administrators to prepare for emergency security updates tomorrow to address two critical vulnerabilities, as information about the flaws has reportedly leaked ahead of their scheduled disclosure.

Today's PHP Security Release, and How We're Strengthening PHP Security
247 votes, 49 comments. We have posted more information about today's security releases, including the sequence of events that led to the discovery…
Why everything was broken yesterday
Unsolicited tech advice about the two issues (PHP, compromised certificates) that, separately, each pose some security risks and are worth attending to.

Cloudflare deploys protections against php2shell vulnerability
Cloudflare has deployed default web application firewall (WAF) protections for newly disclosed PHP vulnerabilities before public disclosure. The rules use request and response signals to stop exploit attempts and prevent exposed data from reaching attackers.

PHPの2件の深刻な脆弱性(CVE-2026-109618、CVE-2026-109619)についてまとめてみた - piyolog
2026年10月21日、PHPの開発元であるThe PHP Groupは、PHPの深刻な脆弱性2件を修正するセキュリティリリースを公開しました。ここでは関連する情報をまとめます。 何が起きたの? PHPのセキュリティチームは10月20日(協定世界時)、2件の critical な脆弱性を修正するセキュリティリリースを1…
PHP CVE-2026-109618 and CVE-2026-109619: how to apply the patches
Install the fixed PHP for CVE-2026-109618 and CVE-2026-109619 on Ubuntu, Debian and RHEL, restart the right processes, and roll back the early mitigations.

A Response To PHP- The Wrong Way
For anyone who isn’t aware, there is a site call http://phptherightway.com, which is a summary of good (dare I say, best?) practices for…
Chris Silverman 🌻 (@csilverman@mastodon.social)
Nothing puts the lie to "PHP is irrelevant" like "good morning, 70% of the internet needs to be fixed ASAP".
RCE via OOM corruption
## Summary PHP uses `longjmp()` for out-of-memory (OOM) errors to exit the current context and abort handling of the request. In some contexts, request memory is temporarily reachable before it ...

PHPの重大な脆弱性「php2shell」(CVE-2026-109618、CVE-2026-109619)の概要と対応指針 - GMO Flatt Security Blog
PHP開発チームは2026年10月21日22時40分頃(日本時間)に重大な脆弱性2件を含む、セキュリティリリースをリリースしました。両件のCVSS v4.0スコアは9.2となり、どちらも一般的な構成において任意コードに繋がるものです。 本脆弱性の発見に関与すると見られる研究者の投稿、及び開示に関与した Wiz 社の記事…

The Most Prevalent Code Flaws in API Development and How Hackers Exploit Them, Thu, Jul 25, 2024, 9:00 AM | Meetup
**[Register here](https://konghq.com/events/webinars/the-most-prevalent-code-flaws-in-api-development-and-how-hackers-exploit-them?utm_source=kong-email&utm_medium=email&ut

shitposts aside, this one is serious, my loves: if you’re just waking up and you have any service online running PHP 5.4 to latest, you need to take it down RIGHT NOW and don’t put it back online until after it’s patched absolutely catastrophic vulnerability dropped in the middle of the night