How severe is CVE-2026-64798?

CVE-2026-64798 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2026-64798 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-64798?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2026-64798 published?

CVE-2026-64798 was published on 2026-07-22 and last updated on 2026-07-27.

CVE-2026-64798

CVE-2026-64798 is a critical-severity vulnerability with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-338.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-338
Published: 2026-07-22
Last modified: 2026-07-27

Description

Joomla Extension - regularlabs.com - Insecure login URL keys in IP login extension - Persistent URL login keys were also generated using a non-cryptographic random generator with insufficient entropy.

Frequently asked questions

What is CVE-2026-64798?: Joomla Extension - regularlabs.com - Insecure login URL keys in IP login extension - Persistent URL login keys were also generated using a non-cryptographic random generator with insufficient entropy.
How severe is CVE-2026-64798?: CVE-2026-64798 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2026-64798 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-64798?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2026-64798 published?: CVE-2026-64798 was published on 2026-07-22 and last updated on 2026-07-27.

References

https://regularlabs.com/

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