CVE-2025-64744

CVE-2025-64744 is a low-severity vulnerability with a CVSS 3.x base score of 3.5. 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

Description

OpenObserve is a cloud-native observability platform. In versions up to and including 0.16.1, when creating or renaming an organization with HTML in the name, the markup is rendered inside the invitation email. This indicates that user-controlled input is inserted into the email template without proper HTML escaping. As of time of publication, no patched versions are available.

Frequently asked questions

What is CVE-2025-64744?
OpenObserve is a cloud-native observability platform. In versions up to and including 0.16.1, when creating or renaming an organization with HTML in the name, the markup is rendered inside the invitation email. This indicates that user-controlled input is inserted into the email template without proper HTML escaping. As of time of publication, no patched versions are available.
How severe is CVE-2025-64744?
CVE-2025-64744 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-64744 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-64744?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-64744 have an EU (EUVD) identifier?
Yes. CVE-2025-64744 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-175381.
When was CVE-2025-64744 published?
CVE-2025-64744 was published on 2025-11-13 and last updated on 2026-06-17.

References

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

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