How severe is CVE-2026-0548?

CVE-2026-0548 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.

Is CVE-2026-0548 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-2026-0548?

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

Does CVE-2026-0548 have an EU (EUVD) identifier?

Yes. CVE-2026-0548 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3412.

When was CVE-2026-0548 published?

CVE-2026-0548 was published on 2026-01-20 and last updated on 2026-06-17.

CVE-2026-0548

CVE-2026-0548 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. 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 5.4)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-3412
Weakness: CWE-862
Published: 2026-01-20
Last modified: 2026-06-17

Description

The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to unauthorized attachment deletion due to a missing capability check on the `delete_existing_user_photo` function in all versions up to, and including, 3.9.4. This makes it possible for authenticated attackers, with subscriber level access and above, to delete arbitrary attachments on the site.

Frequently asked questions

What is CVE-2026-0548?: The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to unauthorized attachment deletion due to a missing capability check on the `delete_existing_user_photo` function in all versions up to, and including, 3.9.4. This makes it possible for authenticated attackers, with subscriber level access and above, to delete arbitrary attachments on the site.
How severe is CVE-2026-0548?: CVE-2026-0548 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2026-0548 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-2026-0548?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-0548 have an EU (EUVD) identifier?: Yes. CVE-2026-0548 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3412.
When was CVE-2026-0548 published?: CVE-2026-0548 was published on 2026-01-20 and last updated on 2026-06-17.

References

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