CVE-2026-59944Disclosure

LOW

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

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0.5/ 10 priority

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Threat summary

Patch or workaround signal is available
7 mentions across 3 observed days
Momentum state: stable

What's happening

Patch or workaround mentioned in 5 signals
Technical details provided in 7 signals
Disclosure: 4 classified signals
Peaked 2d ago at 5 mentions (2026-08-31); latest day: 1
7 total mentions across 3 days

Deep dive

Activity timeline7 mentions / 3d

Signal classification2 categories

Disclosure

457.1%

Patch

342.9%

Referenced assets4 URLs

By indicator

Classification over time

Date	Total	Labels

2026-08-31	5	Disclosure3Patch2
2026-09-01	1	Disclosure1
2026-09-07	1	Patch1

Full discourse7 posts

elhacker.NET@elhackernet45d
Disclosure
Fallo de Composer expone claves SSH y archivos sensibles Se ha revelado una falla de seguridad en Composer , el gestor de dependencias de PHP, identificada como CVE-2026-59944 https://blog.elhacker.net/2026/08/fallo-de-composer-expone-claves-ssh-y.html
Post summary
CVE-2026-59944, a flaw in Composer's dependency manager, exposes SSH keys and sensitive files. A blog post announces the issue, but no PoC, exploit, or patch details are provided.
01003094.8K
141.9K followersView on X
Daily CyberSecurity@Daily_CyberSec46d
Patch
Two Composer vulnerabilities, including CVE-2026-59944, allow directory escape and arbitrary command execution. Update to 2.10.3 or 2.2.30 now. #Composer #CVE202659944 #PHP #Vulnerability #DevSecOps #SupplyChain #InfoSec https://securityonline.info/composer-cve-2026-59944-command-execution/
Post summary
The post alerts that two Composer vulnerabilities allow directory escape and command execution, and recommends updating to the patched versions 2.10.3 or 2.2.30.
05083710
13.0K followersView on X
Rıdvan Yağlı@ridvanyagli45d
Patch
🔴 PHP Composer'da CVE-2026-59944 güvenlik açığı! PHP Composer'daki hatalı bin path doğrulaması, kötü amaçlı paketlerin symlink üzerinden paket dizini dışındaki dosyaları hedeflemesine ve dosya izinlerini değiştirmesine neden olabiliyor. Bu durum özellikle paylaşımlı hosting, çok kullanıcılı Linux sunucuları ve CI/CD ortamlarında hassas dosyaların açığa çıkmasına yol açabilir. 🔒 Composer kullanıcılarının 2.10.3 veya 2.2.30 sürümüne güncelleme yapması öneriliyor.
Post summary
A bin path validation flaw in PHP Composer (CVE-2026-59944) enables malicious packages to access and modify files outside the package directory, and users are advised to upgrade to Composer 2.10.3 or 2.2.30.
00052496
2.3K followersView on X
kokumօtօ@__kokumoto46d
Disclosure
Composerに任意コマンド実行の脆弱性。GHSA-rvx4-ffvw-m9q3（CVE未採番）はCVSSスコア7.7で、p4 Perforceクライアントが導入されている場合に、悪意あるパッケージから攻撃が可能なもの。パストラバーサルのCVE-2026-59944と併せ修正。 https://securityonline.info/composer-cve-2026-59944-command-execution/
Post summary
The text reports an unassigned Composer vulnerability that allows arbitrary command execution when a Perforce client is installed, describes its CVSS score, and notes that the issue will be addressed jointly with CVE‑2026‑59944.
00022992
7.8K followersView on X
iototsecnews@iototsecnews39d
Patch
Composer の脆弱性 CVE-2026-59944 が FIX：悪意のパッケージ・バイナリ・パスと権限昇格 https://iototsecnews.jp/2026/08/31/composer-flaw-lets-malicious-dependencies-expose-ssh-keys-and-sensitive-files/ PHP 向けの依存関係管理ツールである Composer には、悪意のあるパッケージが所有するバイナリパスの不適切な解決に起因する、セキュリティ脆弱性が存在します。それにより、ディレクトリ・トラバーサル防止処理の迂回による領域外ファイルのアクセス権限の変更／マルチテナント環境や CI パイプラインにおける重要情報の外部漏洩といった深刻な影響が生じます。ユーザーに強く推奨されるのは、影響を受けるバージョンから修正済みの 2.10.3 や 2.2.30 への最新版更新／信頼できない環境で構成された vendor ディレクトリの無効化といった、安全対策の迅速な実施です。 #Composer #CVE202659944 #Vulnerability
Post summary
The article announces that CVE-2026-59944 in Composer allows malicious packages to perform privilege escalation via improper binary path resolution, and recommends users upgrade to the patched 2.10.3 or 2.2.30 releases or disable vendor directories.
00000142
513 followersView on X
キタきつね@foxbook45d
Disclosure
重大なコンポーザーの脆弱性によりコマンド実行が可能に High-Severity Composer Flaw Enables Command Execution #DailyCyberSecurity (Aug 31) https://securityonline.info/composer-cve-2026-59944-command-execution/
Post summary
The text announces a new CVE-2026-59944 in Composer that allows command execution, with no PoC, exploit code, or patch details provided.
00000285
5.0K followersView on X
The Daily Tech Feed@dailytechonx45d
Disclosure
Urgent Composer flaw: CVE-2026-59944 reveals a path-traversal & symbolic-link weakness in PHP dependency management. Malicious packages can expose SSH keys or alter permissions of files outside their directories in shared servers, CI/CD, and build pipelines. Affected versions: 2.3.0 to <2.10.3, and 1.0 to <2.2.30. Upgrade to Composer 2.10.3 or 2.2.30 and rebuild vendor folders from trusted sources. #SecurityNews #PHP #Composer #SupplyChain #Vulnerability #DevSecOps https://thedailytechfeed.com/composer-flaw-lets-packages-alter-ssh-keys-expose-sensitive-files/
Post summary
CVE-2026-59944 is a path-traversal and symbolic‑link weakness in Composer that can let malicious packages expose SSH keys or modify files outside their directories; upgrading to Composer 2.10.3 or 2.2.30 and rebuilding vendor folders mitigates the risk.
0000031
691 followersView on X

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What researchers are saying

CVE-2026-59944

Rıdvan Yağlı[verified]@ridvanyagliPatch

A bin path validation flaw in PHP Composer (CVE-2026-59944) enables malicious packages to access and modify files outside the package directory, and users are advised to upgrade to Composer 2.10.3 or 2.2.30.

kokumօtօ[verified]@__kokumotoDisclosure

The text reports an unassigned Composer vulnerability that allows arbitrary command execution when a Perforce client is installed, describes its CVSS score, and notes that the issue will be addressed jointly with CVE‑2026‑59944.

キタきつね[verified]@foxbookDisclosure

The text announces a new CVE-2026-59944 in Composer that allows command execution, with no PoC, exploit code, or patch details provided.

The Daily Tech Feed[verified]@dailytechonxDisclosure

CVE-2026-59944 is a path-traversal and symbolic‑link weakness in Composer that can let malicious packages expose SSH keys or modify files outside their directories; upgrading to Composer 2.10.3 or 2.2.30 and rebuilding vendor folders mitigates the risk.

elhacker.NET@elhackernetDisclosure

CVE-2026-59944, a flaw in Composer's dependency manager, exposes SSH keys and sensitive files. A blog post announces the issue, but no PoC, exploit, or patch details are provided.

Daily CyberSecurity@Daily_CyberSecPatch

The post alerts that two Composer vulnerabilities allow directory escape and command execution, and recommends updating to the patched versions 2.10.3 or 2.2.30.

iototsecnews@iototsecnewsPatch

The article announces that CVE-2026-59944 in Composer allows malicious packages to perform privilege escalation via improper binary path resolution, and recommends users upgrade to the patched 2.10.3 or 2.2.30 releases or disable vendor directories.