How severe is CVE-2026-57534?

CVE-2026-57534 has a CVSS 4.0 base score of 2.1, rated low severity.

Is CVE-2026-57534 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-57534?

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

Does CVE-2026-57534 have an EU (EUVD) identifier?

Yes. CVE-2026-57534 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-39416.

When was CVE-2026-57534 published?

CVE-2026-57534 was published on 2026-06-25.

CVE-2026-57534

CVE-2026-57534 is a low-severity vulnerability with a CVSS 4.0 base score of 2.1. 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-80.

Key facts

Severity: Low (CVSS 4.0 base score 2.1)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-39416
Weakness: CWE-80
Published: 2026-06-25
Last modified: 2026-06-25

Description

Malicious HTML content could be injected into the content of a page in the pretix-pages plugin.

Frequently asked questions

What is CVE-2026-57534?: Malicious HTML content could be injected into the content of a page in the pretix-pages plugin.
How severe is CVE-2026-57534?: CVE-2026-57534 has a CVSS 4.0 base score of 2.1, rated low severity.
Is CVE-2026-57534 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-57534?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-57534 have an EU (EUVD) identifier?: Yes. CVE-2026-57534 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-39416.
When was CVE-2026-57534 published?: CVE-2026-57534 was published on 2026-06-25.

References

https://pretix.eu/about/en/blog/20260625-release-2026-5-2/

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