CVE-2025-12558Network attack vector

Private attachment disclosure via unchecked metadata lookup

Published Dec 9, 2025 · Updated Apr 8, 2026

Information exposure in FastLine Media LLC Beaver Builder 2.9.4 and earlier allows remote authenticated users to view private attachments. The get_attachment_sizes function returns filesystem paths and metadata for an attacker-selected private attachment without verifying permission to read it. Contributor-level access is required; exposure is limited to private attachment metadata and attachments reachable through the disclosed paths.

CVSS severity4.3
Medium
EPSS probability0.41%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information exposure in FastLine Media LLC Beaver Builder 2.9.4 and earlier allows remote authenticated users to view private attachments. The get_attachment_sizes function returns filesystem paths and metadata for an attacker-selected private attachment without verifying permission to read it. Contributor-level access is required; exposure is limited to private attachment metadata and attachments reachable through the disclosed paths.

The record

CVE
CVE-2025-12558
Published
Dec 9, 2025
Updated
Apr 8, 2026
Vendor
FastLine Media LLC
Product
Beaver Builder Page Builder
Classifications
CWE-200, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 9, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=2.9.4

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

FastLine Media LLC · Beaver Builder Page Builderversion=0 <=2.9.4

Published CVSS scores

4.3WordfenceCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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