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30/07/2026

VMware patches critical vCenter auth bypass, code ex*****on, and ESXi VM escape flaws. Learn affected CVEs, fixed versions, and actions.

30/07/2026

Critical Rails Active Storage CVE-2026-66066 can expose server files through crafted image uploads. Learn affected versions and fixes.

29/07/2026

Two Joyfill npm packages were compromised with import-time RAT malware. Learn affected versions, risk, IOCs, and response steps.

29/07/2026

🚨 pytonapi Custom Webhook Authentication Alert

CVE-2026-54635 affects pytonapi and may put applications using custom webhook paths at risk.

If webhook handlers are not properly authenticated, attackers may be able to reach sensitive endpoints or abuse webhook functionality.

✅ Update pytonapi to the latest version

✅ Ensure webhook handlers require proper authentication

✅ Review custom webhook path exposure

✅ Restrict webhook access where possible

✅ Monitor open-source vulnerabilities continuously

Vulert helps developers secure their software by automatically detecting and alerting them to vulnerabilities in open-source dependencies—without requiring access to their code.

🔗 https://vulert.com/vuln-db/CVE-2026-54635

29/07/2026

🚨 Poweradmin Host Header Injection Alert

CVE-2026-54588 affects Poweradmin and may allow attackers to abuse Host Header Injection to redirect authorization codes.

This could lead to unauthorized access if attackers manipulate redirect flows and capture sensitive authentication data.

✅ Update Poweradmin to the latest version
✅ Apply the recommended workaround if patching is delayed
✅ Validate trusted host and redirect configurations
✅ Review authentication callback URLs
✅ Monitor open-source vulnerabilities continuously

Vulert helps developers secure their software by automatically detecting and alerting them to vulnerabilities in open-source dependencies—without requiring access to their code.

🔗 https://vulert.com/vuln-db/CVE-2026-54588

29/07/2026

🚨 lettre Boring TLS Security Alert

CVE-2026-46428 affects the lettre package when using the Boring TLS backend for email transmission.

This vulnerability may put secure email communication at risk, making it important for teams using lettre in Rust applications to patch quickly.

✅ Update lettre to v0.11.22 or later

✅ Review email transmission security

✅ Confirm TLS backend configuration

✅ Monitor open-source vulnerabilities continuously

Vulert helps developers secure their software by automatically detecting and alerting them to vulnerabilities in open-source dependencies—without requiring access to their code.

🔗 https://vulert.com/vuln-db/CVE-2026-46428

24/07/2026

🚨 pypdf Denial-of-Service Vulnerability Alert

CVE-2026-59936 affects the pypdf library and may cause infinite loops when processing certain crafted PDF files.

This can lead to application hangs, resource exhaustion, and denial of service in apps that parse untrusted PDFs.

✅ Update pypdf to the patched version
✅ Apply recommended workarounds if patching is delayed
✅ Avoid processing untrusted PDF files without limits
✅ Validate PDF inputs before parsing
✅ Monitor open-source vulnerabilities continuously

Vulert helps developers secure their software by automatically detecting and alerting them to vulnerabilities in open-source dependencies—without requiring access to their code.

🔗 https://vulert.com/vuln-db/CVE-2026-59936

22/07/2026

Critical SharePoint RCE CVE-2026-50522 is under active exploitation after public PoC. Learn impact, risk, and remediation steps.

21/07/2026

🚨 shell-quote Denial-of-Service Vulnerability Alert

CVE-2026-13311 affects the shell-quote package and may cause denial of service due to quadratic complexity in the parse() function.

Attackers could exploit crafted input to trigger excessive CPU usage, slow down services, or cause outages.

✅ Update shell-quote to the patched version
✅ Add input length checks as a temporary workaround
✅ Avoid parsing untrusted input without limits
✅ Review projects using shell-quote
✅ Monitor open-source vulnerabilities continuously

Vulert helps developers secure their software by automatically detecting and alerting them to vulnerabilities in open-source dependencies—without requiring access to their code.

🔗 https://vulert.com/vuln-db/CVE-2026-13311

21/07/2026

🚨 js-yaml Denial-of-Service Vulnerability Alert

CVE-2026-59869 affects the js-yaml library and may cause quadratic CPU consumption when processing specific YAML structures.

This can lead to CPU spikes, degraded performance, and potential denial of service if applications parse malicious or untrusted YAML input.

✅ Update js-yaml to the latest patched version
✅ Apply temporary workarounds if patching is delayed
✅ Limit untrusted YAML input size
✅ Validate YAML before processing
✅ Monitor open-source vulnerabilities continuously

Vulert helps developers secure their software by automatically detecting and alerting them to vulnerabilities in open-source dependencies—without requiring access to their code.

🔗 https://vulert.com/vuln-db/CVE-2026-59869

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