How severe is CVE-2026-33402?

CVE-2026-33402 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-33402 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-33402?

CVE-2026-33402 affects Sakailms Sakai. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-33402?

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

Does CVE-2026-33402 have an EU (EUVD) identifier?

Yes. CVE-2026-33402 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16256.

When was CVE-2026-33402 published?

CVE-2026-33402 was published on 2026-03-26 and last updated on 2026-06-17.

CVE-2026-33402

CVE-2026-33402 is a medium-severity vulnerability in Sakailms Sakai with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 1.3
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-16256
Weakness: CWE-79
Affected product: Sakailms Sakai
Published: 2026-03-26
Last modified: 2026-06-17

Description

Sakai is a Collaboration and Learning Environment (CLE). In versions 23.0 through 23.4 and 25.0 through 25.1, group titles and description can contain cross-site scripting scripts. The patch is included in releases 25.2 and 23.5. As a workaround, one can check the SAKAI_SITE_GROUP table for titles and descriptions that contain this info.

Frequently asked questions

What is CVE-2026-33402?: Sakai is a Collaboration and Learning Environment (CLE). In versions 23.0 through 23.4 and 25.0 through 25.1, group titles and description can contain cross-site scripting scripts. The patch is included in releases 25.2 and 23.5. As a workaround, one can check the SAKAI_SITE_GROUP table for titles and descriptions that contain this info.
How severe is CVE-2026-33402?: CVE-2026-33402 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-33402 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-33402?: CVE-2026-33402 affects Sakailms Sakai. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-33402?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-33402 have an EU (EUVD) identifier?: Yes. CVE-2026-33402 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16256.
When was CVE-2026-33402 published?: CVE-2026-33402 was published on 2026-03-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sakailms:sakai:*:*:*:*:*:*:*:*

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