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VulnerabilityPublished

CVE-2026-44887: leiweibau Pi.Alert · Code Injection

Affects leiweibau Pi.AlertSource CVE Database V5

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Not known to be exploited · CVSS 9.8 Critical : upgrade to 2026-05-07 as a priority.

Data as of 30 Oct 2026, 06:59 UTC

CVSS 3.1 base score
9.8Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 45% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2026-05-07
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 27 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Upgrade Pi.Alert and leiweibau/Pi.Alert to 2026-05-07.

Affected software

ProductAffectedFixed in
leiweibauPi.AlertAffected
  • <2026-05-07
Fixed in
  • 2026-05-07
GitHubleiweibau/Pi.Alertpkg:github/leiweibau/Pi.AlertOther threatsAffected
  • <2026-05-07
Fixed in
  • 2026-05-07

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A fix for this vulnerability is included in Pi.Alert version 2026-05-07. Users should upgrade to this version or later to remediate the issue. Until upgraded, enabling web protection to require authentication can mitigate exploitation risk. Patch status is not explicitly confirmed beyond the fixed version; users should verify with the vendor for official advisories and apply the update promptly.

Description

CVE-2026-44887 is a critical remote code execution vulnerability in leiweibau Pi. Alert versions prior to 2026-05-07. The web-based configuration editor allows unauthenticated attackers to inject arbitrary Python code into the pialert.conf file. Since the background scan daemon executes this configuration file using Python's exec(), the injected code runs with the daemon's privileges. The default configuration disables web protection, enabling unauthenticated exploitation. This vulnerability has a CVSS score of 9.8 and is fixed as of version 2026-05-07.

References

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