CVE-2021-27312

Gleezcms Gleez CMS remote code execution

9.4 CRITICALEPSS 1.03%

Published3 Apr 2024

Description

Server Side Request Forgery (SSRF) vulnerability in Gleez Cms 1.2.0, allows remote attackers to execute arbitrary code and obtain sensitive information via modules/gleez/classes/request.php.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Affected products

Gleezcms Gleez CMS1.2.0

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

Frequently asked

Is CVE-2021-27312 being actively exploited?

CVE-2021-27312 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.03%.

How severe is CVE-2021-27312?

CVE-2021-27312 has a CVSS 3.1 base score of 9.4, rated critical. EPSS estimates a 1.03% probability of exploitation.

Which products are affected by CVE-2021-27312?

Affected products include Gleezcms Gleez CMS.

How do I fix CVE-2021-27312?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2021-27312 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.