How severe is CVE-2026-5578?

CVE-2026-5578 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-5578 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-5578?

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

Does CVE-2026-5578 have an EU (EUVD) identifier?

Yes. CVE-2026-5578 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19105.

When was CVE-2026-5578 published?

CVE-2026-5578 was published on 2026-04-05 and last updated on 2026-06-17.

CVE-2026-5578

CVE-2026-5578 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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-74.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-19105
Weakness: CWE-74
Published: 2026-04-05
Last modified: 2026-06-17

Description

A vulnerability was found in CodeAstro Online Classroom 1.0. This vulnerability affects unknown code of the file /OnlineClassroom/addassessment.php of the component Parameter Handler. Performing a manipulation of the argument deleteid results in sql injection. The attack is possible to be carried out remotely. The exploit has been made public and could be used.

Frequently asked questions

What is CVE-2026-5578?: A vulnerability was found in CodeAstro Online Classroom 1.0. This vulnerability affects unknown code of the file /OnlineClassroom/addassessment.php of the component Parameter Handler. Performing a manipulation of the argument deleteid results in sql injection. The attack is possible to be carried out remotely. The exploit has been made public and could be used.
How severe is CVE-2026-5578?: CVE-2026-5578 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-5578 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-5578?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-5578 have an EU (EUVD) identifier?: Yes. CVE-2026-5578 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19105.
When was CVE-2026-5578 published?: CVE-2026-5578 was published on 2026-04-05 and last updated on 2026-06-17.

References

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