Auth bypass in Saad Iqbal Post Smtp

CVE-2025-22800

Missing Authorization vulnerability in Saad Iqbal Post SMTP post-smtp allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Post SMTP: from n/a through <= 2.9.11.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.004 (29.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-22800: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-22800?
CVE-2025-22800 is a medium-severity vulnerability in Saad Iqbal Post Smtp, classified under Missing Authorization. CVSS score: 4.3/10. Published 2025-01-13.
How severe is CVE-2025-22800?
Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2025-22800 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.