How severe is CVE-2026-1833?

CVE-2026-1833 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-1833 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-1833?

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

Does CVE-2026-1833 have an EU (EUVD) identifier?

Yes. CVE-2026-1833 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7052.

When was CVE-2026-1833 published?

CVE-2026-1833 was published on 2026-02-11 and last updated on 2026-06-17.

CVE-2026-1833

CVE-2026-1833 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. 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 5.3)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7052
Weakness: CWE-862
Published: 2026-02-11
Last modified: 2026-06-17

Description

The WaMate Confirm – Order Confirmation plugin for WordPress is vulnerable to unauthorized access in all versions up to, and including, 2.0.1. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to block and unblock phone numbers, which should be restricted to administrators.

Frequently asked questions

What is CVE-2026-1833?: The WaMate Confirm – Order Confirmation plugin for WordPress is vulnerable to unauthorized access in all versions up to, and including, 2.0.1. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with subscriber-level access and above, to block and unblock phone numbers, which should be restricted to administrators.
How severe is CVE-2026-1833?: CVE-2026-1833 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-1833 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-1833?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-1833 have an EU (EUVD) identifier?: Yes. CVE-2026-1833 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7052.
When was CVE-2026-1833 published?: CVE-2026-1833 was published on 2026-02-11 and last updated on 2026-06-17.

References

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CVE-2025-45854 — Critical (CVSS 10.0): /server/executeExec of JEHC-BPM 2.0.1 allows attackers to execute arbitrary code via execParams.

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