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Signal

CISA warns of exploited zero-day in LiteSpeed cPanel plugin, urges immediate patching

Evidence first: scan the strongest sources, then decide whether to go deeper.

Published 2026-05-27 06:55 UTCUpdated 2026-05-27 19:49 UTC
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cveexploitssecurity_advisory
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Evidence trail (top sources)
top sources (2 domains)domains are deduped. counts indicate coverage, not truth.
2 top sources shown
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Overview

CISA has identified a critical zero-day vulnerability in the LiteSpeed cPanel plugin that has been exploited in the wild to gain root-level script execution. Recognizing the severity and active exploitation of this flaw, CISA has added it to its exploited vulnerabilities catalog and is urging all affected users to promptly apply the available patch. This vulnerability particularly endangers shared hosting platforms, where compromised privileges can lead to widespread impact.

Entities
LiteSpeedcPanel
Score total
1.02
Momentum 24h
2
Posts
2
Origins
2
Source types
1
Duplicate ratio
0%
Why now
  • The vulnerability was recently resolved but is already being exploited in the wild.
  • CISA has officially added it to its exploited vulnerabilities list, signaling high threat level.
  • Administrators need urgent action to secure affected systems before further attacks occur.
Why it matters
  • The vulnerability allows attackers to execute scripts with root privileges, risking full system compromise.
  • Shared hosting environments are particularly vulnerable, potentially affecting many users.
  • Immediate patching is critical to prevent ongoing exploitation and damage.
LLM analysis
Topic mix: lowPromo risk: lowSource quality: medium
Recurring claims
  • The LiteSpeed cPanel plugin zero-day vulnerability is actively exploited in the wild to execute scripts with root privileges.
How sources frame it
  • CISA: neutral
All evidence
All evidence
CISA Urges Immediate Patching of Exploited LiteSpeed cPanel Plugin Zero-Day
SecurityWeek · securityweek.com · 2026-05-27 06:55 UTC
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Top publishers (this list)
  • SC Media (1)
  • SecurityWeek (1)
Top origin domains (this list)
  • scworld.com (1)
  • securityweek.com (1)