This week, Symfony released 36 security advisories and published security releases 5.4.52, 6.4.40, 7.4.12, 8.0.12, 8.1.0 BETA3 and Twig 3.26.0. We also published an article about how we used Claude Mythos to analyze the Symfony and Twig codebases and uncover…
Josh Comeau shares a thoughtful take on AI, arguing that deep technical skill becomes more valuable, not less, as these tools improve. His point is that strong developers can use AI to amplify their work, while less experienced builders still struggle without solid architectural judgment. Read more
We look forward to seeing you on June 4, 2026, at L'Espace Quartier Latin (UQAM) for SymfonyDay Montreal 2026. A full day of learning and networking awaits! 🎤 Speaker announcement! Mathias Arlaud, Co-Founder - COO, baksla.sh, will present "The Hidden…
The Symfony UX ecosystem has evolved significantly since its introduction, bringing modern frontend capabilities such as Live Components, Turbo integration, charts, autocomplete, and more to Symfony applications. To help the ecosystem continue moving forward…
The Symfony Messenger component continues to evolve in Symfony 8.1 with improvements across worker execution, transport behavior, serialization, and failure handling. Batch Fetching Messages…
Keith Rabois shares a sharp, opinionated take on how AI is reshaping startups, careers, and product teams. The episode is especially interesting for its thoughts on hiring, the future of product management, and building with more speed and intensity. Read more
Claude Mythos Preview is a new general-purpose AI language model by Anthropic. This model performs strongly across the board, but it is especially strong at computer security tasks. This model is not publicly available yet, but Anthropic is making it available…
Affected versions Symfony versions =6, =7, =8, <8.0.12 of the Symfony MIME component are affected by this security issue. The issue has been fixed in Symfony 5.4.52, 6.4.40, 7.4.12, 8.0.12. Description…
Anthony Hobday shares a thoughtful framework for thinking about software quality, from reliability and speed to clarity, efficiency, and beauty. I liked his argument that quality depends on both individual care and organisational appetite. Read more
The wait is over! SymfonyOnline June 2026 is coming to you live online on June 11-12, 2026, featuring an incredible lineup of expert speakers. This year, we are shaking things up with a brand-new format: one full day dedicated to AI and another full…
Affected versions Symfony versions >=7.2, =8.0, <8.0.12 of the Symfony Mailtrap Mailer component are affected by this security issue. The issue has been fixed in Symfony 7.4.12, 8.0.12. Description The Mailtrap mailer bridge ships…
Affected versions Symfony versions >=7.3, =8.0, <8.0.12 of the Symfony JSON Path component are affected by this security issue. The issue has been fixed in Symfony 7.4.12, 8.0.12. Description The JsonPath component's match() and search()…
Affected versions Symfony versions >=5.4.46, =6.4.14, =7.1.7, =8, <8.0.12 of the Symfony Runtime component are affected by this security issue. The issue has been fixed in Symfony 5.4.52, 6.4.40, 7.4.12,…
Affected versions Symfony versions >=6.4, =7.0, =8.0, <8.0.12 of the Symfony Twilio Notifier component are affected by this security issue. The issue has been fixed in Symfony 6.4.40, 7.4.12, 8.0.12. Description The…
Affected versions Symfony versions >=6.4, =7.0, =8.0, <8.0.12 of the Symfony Lox24 Notifier and Symfony Mailjet Mailer components are affected by this security issue. The issue has been fixed in Symfony 6.4.40, 7.4.12,…