CVE-2026-54416Patch

LOWCVSS 7.2 · HIGH

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

NVD description

Pluck CMS through 4.7.21 restricts dangerous file uploads in its admin file-management feature using a fixed blacklist in data/inc/files.php ('.php','php3','php4','php5','php6','php7','phtml','.phtm','.pht','.ph3','.ph4','.ph5','.asp','.cgi','.phar'), checked against the last 4-5 characters of the filename.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-434

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-08-29: 1Patch / Workaround · 2026-08-29: 1Technical Details · 2026-08-29: 108-29
Signal classification1 categories
Patch
1100.0%
Full discourse1 post
  • DFIR Lab@DFIR_Lab
    Patch

    🚨 HIGH: CVE-2026-54416 (CVSS 7.2) - Pluck CMS ≤4.7.21 file upload bypass via blacklist evasion. Attackers with admin access can upload malicious files. Patch immediately. #CVE #Vulnerability #PatchNow https://t.co/EIZIN9VWxA

    Post summary

    The tweet alerts users to a high‑severity CVE (CVE-2026-54416) that allows file upload bypass on Pluck CMS and urges immediate patching.

    0000038
    121 followersView on X

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