CVE-2021-26037

mediumpriority · track · 21EPSS 0.009 · 58 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.85% (58th) EPSS

CVSS 5 · medium

Is it mine?

3 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

An issue was discovered in Joomla! 2.5.0 through 3.9.27. CMS functions did not properly termine existing user sessions when a user's password was changed or the user was blocked.

cvss

Technical severity, 0–10. One row per scoring source.

5.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05mediumAV:N/AC:L/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 1.4

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-613USprimary

affected products (3)

Products and version ranges known to be affected.

Joomla! Project Joomla! CMS≤ 2.5.0-3.9.27enisa_euvdEU
joomla joomla!2.5.0 → 3.9.27nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
Bitnami joomla2.5.0 → 3.9.27osvUSpkg:bitnami/joomla

advisories (1)

Vendor and ecosystem advisories describing this.

BIT-joomla-2021-26037[20210703] - Core - Lack of enforced session termination2025-04-03vendor · osvUS
An issue was discovered in Joomla! 2.5.0 through 3.9.27. CMS functions did not properly termine existing user sessions when a user's password was changed or the user was blocked.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2021-07-07modified 2026-06-17

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+728 more

references (6)

External citations — patches, advisories, analysis.

scry

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