What is CVE-2018-11209?

CVE-2018-11209 is a high-severity vulnerability in Zblogcn Z-Blogphp, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 7.2/10. Published 2018-05-16.

How severe is CVE-2018-11209?

High severity. CVSS v3 base score is 7.2 out of 10.

Vulnerability in Zblogcn Z-Blogphp

CVE-2018-11209

An issue was discovered in Z-BlogPHP 2.0.0. zb_system/cmd.php?act=verify relies on MD5 for the password parameter, which might make it easier for attackers to bypass intended access restrictions via a dictionary or rainbow-table attack. NOTE: the vendor declined to accept this as a valid issue

Vulnerability class: POODLE (CVE-2014-3566)

Published 2018-05-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (61.6th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: -0.000

Affected products

Zblogcn Z-Blogphp — versions 2.0.0

Weakness classification (CWE)

CWE-327 — Use of a Broken or Risky Cryptographic Algorithm

References

github.com/zblogcn/zblogphp/issues/205 (Third Party Advisory)
github.com/zblogcn/zblogphp/issues/188 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-11209?: CVE-2018-11209 is a high-severity vulnerability in Zblogcn Z-Blogphp, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 7.2/10. Published 2018-05-16.
How severe is CVE-2018-11209?: High severity. CVSS v3 base score is 7.2 out of 10.