How severe is CVE-2026-36728?

CVE-2026-36728 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 user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-36728 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-36728?

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

Does CVE-2026-36728 have an EU (EUVD) identifier?

Yes. CVE-2026-36728 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35930.

When was CVE-2026-36728 published?

CVE-2026-36728 was published on 2026-06-09 and last updated on 2026-06-17.

CVE-2026-36728

CVE-2026-36728 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-35930
Weakness: CWE-79
Published: 2026-06-09
Last modified: 2026-06-17

Description

A markdown based cross-site scripting (XSS) vulnerability in the AI assistant chat function of FastapiAdmin v2.2.0 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into a chat message.

Frequently asked questions

What is CVE-2026-36728?: A markdown based cross-site scripting (XSS) vulnerability in the AI assistant chat function of FastapiAdmin v2.2.0 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into a chat message.
How severe is CVE-2026-36728?: CVE-2026-36728 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 user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-36728 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-36728?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-36728 have an EU (EUVD) identifier?: Yes. CVE-2026-36728 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35930.
When was CVE-2026-36728 published?: CVE-2026-36728 was published on 2026-06-09 and last updated on 2026-06-17.

References

https://github.com/CC-T-454455/Vulnerabilities/tree/master/fastapi-admin/vulnerability-7

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