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CVE-2026-118423

WP Libre Form 1.5.0.1 - Unauthenticated RCE via Arbitrary File Upload

Products / packages Unknown WP Libre Form

Published

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Severity and exploitation

Not in CISA KEV

KEV coverage does not rule out exploitation.

KEV checked 07/11/2026, 23:00:33 UTC
WPScan · CVSS:3.1 · 10
Assessment vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Severity

critical10.0

CVSS measures technical severity, not the likelihood of an attack.

Known exploitation

Not listed in the checked CISA KEV catalog

Absence from CISA KEV does not rule out attacks.

Public exploit

Exploit reference published

Source-linked evidence; not proof of attacks in the wild or independent validation.

Remediation

Fix status not established

No structured fix or guidance is available here. Check the latest publisher advisory.

What this means

WP Libre Form 1.5.0.1 has an unauthenticated file upload weakness, potentially allowing attackers to upload malicious files. The stated impact is remote code execution. Unauthenticated access is required to exploit this weakness.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Attack conditions

No attack-condition excerpt has been identified here. Review the full source description and references for authentication, network access, and configuration requirements.

Review supporting sources →

Affected versions

Check the exact model, release, and any platform requirements against your installation.

Unknown · WPScan

WP Libre Form

1 range
WPScan version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

1.5.0.1 → through 1.5.0.1

semver versions

unaffected

unknown

Other versions: unknown

Automatic dependency matching is unavailable for this record. Use the product evidence and publisher’s instructions to check your installation.

What to do

Compare your installed product and version with the affected versions above. A matching product name alone does not confirm exposure.

No structured fix or remediation guidance is available here. Check the full source description and vendor’s latest advisory for a patch or workaround; do not assume another version is safe.

cve.new guidance unless attributed to a publisher. This page does not inspect your installation.

Public exploit evidence

The sources identify public exploit references. We have not independently tested them; their availability does not establish exploitation in the wild.

wpscan.com/vulnerability/35149a79-aee1-4f13-ba29-583c2224c5da/ ↗Attributed to WPScan

Original source description

Read the full publisher description

The WP Libre Form WordPress plugin 1.5.0.1 does not validate the type of files uploaded through its form submissions, allowing unauthenticated attackers to upload PHP files to a web-accessible location and execute them, leading to remote code execution.

References

1 sources
wpscan.com/vulnerability/35149a79-aee1-4f13-ba29-583c2224c5da/
Public exploit referenceWPScan

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-118423

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-434 ↗

CWE-434 Unrestricted Upload of File with Dangerous Type

CISA-ADP

Related →
Contributing organizations · 2
WPScan

Assigning organization

2026-11-06
CISA-ADP

Additional data publisher

2026-11-06

Timeline

All times UTC

  1. Advisory published

    Publication date supplied by the source.

  2. Source updated

    Latest modification date supplied by the source.

  3. Last imported by cve.new

    Latest catalog import, not the date we first saw this advisory.

What changed

Follow changes
  1. CVE · CVE-2026-118423

    Observed 2026-11-06T12:03:31.807Z · upstream updated 2026-11-06T11:50:26.362Z

    Weakness classification changed

    before

    []

    after

    [
  {
    "id": "CWE-434",
    "description": "CWE-434 Unrestricted Upload of File with Dangerous Type",
    "source": "CISA-ADP"
  }
]
    Prioritization updated

    before

    []

    after

    [
  {
    "source": "CISA-ADP",
    "type": "SSVC",
    "role": "CISA Coordinator",
    "timestamp": "2026-11-06T11:41:23.335576Z",
    "decisions": [
      {
        "name": "Exploitation",
        "value": "none"
      },
      {
        "name": "Automatable",
        "value": "yes"
      },
      {
        "name": "Technical Impact",
        "value": "total"
      }
    ]
  }
]

Large field values are marked as truncated previews. Original source snapshots remain retained.

Showing up to 50 most recent observed changes.