What is CVE-2023-6144?

CVE-2023-6144 is a critical-severity vulnerability in Armanidrisi Dev Blog, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.1/10. Published 2023-11-21.

How severe is CVE-2023-6144?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Armanidrisi Dev Blog

CVE-2023-6144

Dev blog v1.0 allows to exploit an account takeover through the "user" cookie. With this, an attacker can access any user's session just by knowing their username.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2023-11-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (36.7th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

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

Affected products

Armanidrisi Dev Blog — versions 1.0
Dev Blog — versions 1.0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

fluidattacks.com/advisories/almighty/ (Exploit, Third Party Advisory)
github.com/Armanidrisi/devblog/ (Product)

Frequently asked questions

What is CVE-2023-6144?: CVE-2023-6144 is a critical-severity vulnerability in Armanidrisi Dev Blog, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 9.1/10. Published 2023-11-21.
How severe is CVE-2023-6144?: Critical severity. CVSS v3 base score is 9.1 out of 10.