What is CVE-2020-23136?

CVE-2020-23136 is a medium-severity vulnerability in Microweber, classified under Insufficient Session Expiration. CVSS score: 5.5/10. Published 2020-11-09.

How severe is CVE-2020-23136?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Microweber

CVE-2020-23136

Microweber v1.1.18 is affected by no session expiry after log-out.

Published 2020-11-09 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (23.0th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Microweber — versions 1.1.18

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

af854a3a-2127-422b-91ae-364da2661108 (Product)
gist.github.com/virendratiwari03/0b0d161e1141fdd74122abbb02fefe17 (Third Party Advisory)

Frequently asked questions

What is CVE-2020-23136?: CVE-2020-23136 is a medium-severity vulnerability in Microweber, classified under Insufficient Session Expiration. CVSS score: 5.5/10. Published 2020-11-09.
How severe is CVE-2020-23136?: Medium severity. CVSS v3 base score is 5.5 out of 10.