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Exploited. On CISA's list since 2022-01-18.

October CMS Improper Authentication

CVE-2021-32648 · October CMS October CMS · Published 2021-08-26

How bad would it be?

9.1 out of 10

CVSS rates it critical: about as damaging as flaws get.

How likely is it to be used?

90%

Estimated chance of exploitation in the next 30 days, among the top 1% of all scored flaws (EPSS, 2026-10-29).

Is it already being used?

Yes

CISA has seen it exploited in real attacks. For US government agencies the fix is deadline passed 1732 days ago (2022-02-01).

What CISA says to do

Apply updates per vendor instructions.

In affected versions of the october/system package an attacker can request an account password reset and then gain access to the account using a specially crafted request.

What the flaw is

octobercms in a CMS platform based on the Laravel PHP Framework. In affected versions of the october/system package an attacker can request an account password reset and then gain access to the account using a specially crafted request. The issue has been patched in Build 472 and v1.1.5.

From the NVD.

Fixes and advisories

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Understand the kind of weakness behind this flaw. These resources teach the weakness, rather than reproduce this specific CVE. Follow the vendor's advice above to fix the affected product.

CWE is a catalogue of weakness types. Labels come from the sources shown and can differ or change. Resource matches reviewed 16 October 2026.

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Exploited flaws from CISA's KEV catalogue. Chance of exploitation from EPSS by FIRST. Descriptions and scores from the NVD. This product uses the NVD API but is not endorsed or certified by the NVD.