How severe is CVE-2023-49859?

CVE-2023-49859 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-49859 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-49859?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-49859 have an EU (EUVD) identifier?

Yes. CVE-2023-49859 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53767.

When was CVE-2023-49859 published?

CVE-2023-49859 was published on 2024-12-09 and last updated on 2026-06-17.

CVE-2023-49859

CVE-2023-49859 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-53767
Weakness: CWE-862
Published: 2024-12-09
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in Marcus (aka @msykes) Login With Ajax login-with-ajax allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Login With Ajax: from n/a through <= 4.1.

Frequently asked questions

What is CVE-2023-49859?: Missing Authorization vulnerability in Marcus (aka @msykes) Login With Ajax login-with-ajax allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Login With Ajax: from n/a through <= 4.1.
How severe is CVE-2023-49859?: CVE-2023-49859 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-49859 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-49859?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-49859 have an EU (EUVD) identifier?: Yes. CVE-2023-49859 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53767.
When was CVE-2023-49859 published?: CVE-2023-49859 was published on 2024-12-09 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/login-with-ajax/vulnerability/wordpress-login-with-ajax-plugin-4-1-broken-access-control-vulnerability?_s_id=cve

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