CVE-2025-11833Known exploitationPublic exploitNetwork attack vector

Account takeover via unauthenticated email log disclosure

Published Nov 1, 2025 · Updated Nov 1, 2025

Missing authorization in Post SMTP 3.6.0 and earlier allows remote attackers to read logged emails through an unauthenticated log request. The PostmanEmailLogs constructor renders a requested log entry without checking the caller's capability. No account is required; exposed password-reset links allow takeover of the corresponding WordPress accounts.

CVSS severity9.8
Critical
EPSS probability51.01%
Next 30 days · Sep 16, 2026
Known exploitationReported
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authorization in Post SMTP 3.6.0 and earlier allows remote attackers to read logged emails through an unauthenticated log request. The PostmanEmailLogs constructor renders a requested log entry without checking the caller's capability. No account is required; exposed password-reset links allow takeover of the corresponding WordPress accounts.

The record

CVE
CVE-2025-11833
Published
Nov 1, 2025
Updated
Nov 1, 2025
Vendor
Fullworks Plugins
Product
Post SMTP
Classifications
CWE-862, T1552.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 1, 2025Exploitation reportedWordfence Post SMTP exploitation campaign
  2. Nov 1, 2025CVE publishedPublication date reported by the CVE source.
  3. Nov 1, 2025Record 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=* <=3.6.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Fullworks Plugins · Post SMTPversion=* <=3.6.0

Published CVSS scores

9.8WordfenceCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

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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
Privilegesunauthenticated
Known exploitationReported
Public exploitPublished

Weakness, pattern, technique

CWE-862Missing Authorization
T1552.001Unsecured Credentials: Credentials In Files

Public exploit references

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

Reported exploitation

Technologies

Your stack

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Your stack

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