Copy Fail: New Linux bug enables Root via page‑cache corruption

2026-05-01T02:51:48Za2566e273781b25241d68b0456d403058e02e51ea99493deff6d4c4bc8c48015
AnodotCISACVE-2024-02-21CVE-2026-31431CVE-2026-3854CVE-2026-42208ConnectWiseCopy FailShinyHuntersVimeoWindows Shellaccount-takeover','credential-theft','meta','dsa','child-safety-authentication-bypasscpaneldata-breachgithubknown-exploited-vulnerabilitieslinuxlitellmpage-cachepatchesprivilege-escalationremote-code-executionrobloxsql-injection

What happened

Multiple high-impact security incidents and vulnerabilities were reported: a local Linux privilege‑escalation bug dubbed “Copy Fail” (CVE-2026-31431, CVSS 7.8) allows any local user to write four controlled bytes into page-cache files enabling easy root escalation on major distributions; a critical LiteLLM Python package SQL injection (CVE-2026-42208) was actively exploited within ~36 hours to access/modify databases; a critical GitHub command‑injection vulnerability (CVE-2026-3854) enables remote code execution via a simple git push; all supported cPanel versions were patched to fix a serious

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
securityaffairs
Record identifier
a2566e273781b25241d68b0456d403058e02e51ea99493deff6d4c4bc8c48015
Enrichment time
2026-05-01T02:51:48Z
AI-assisted enrichment
Yes

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