How severe is CVE-2025-53373?

CVE-2025-53373 has a CVSS 4.0 base score of 8.9, rated high severity.

Is CVE-2025-53373 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-53373?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-53373 have an EU (EUVD) identifier?

Yes. CVE-2025-53373 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20280.

When was CVE-2025-53373 published?

CVE-2025-53373 was published on 2025-07-07 and last updated on 2026-06-17.

CVE-2025-53373

CVE-2025-53373 is a high-severity vulnerability with a CVSS 4.0 base score of 8.9. 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-640.

Key facts

Severity: High (CVSS 4.0 base score 8.9)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-20280
Weakness: CWE-640
Published: 2025-07-07
Last modified: 2026-06-17

Description

Natours is a Tour Booking API. The attacker can easily take over any victim account by injecting an attacker-controlled server domain in the Host header when requesting the /forgetpassword endpoint. This vulnerability is fixed with commit 7401793a8d9ed0f0c250c4e0ee2815d685d7a70b.

Frequently asked questions

What is CVE-2025-53373?: Natours is a Tour Booking API. The attacker can easily take over any victim account by injecting an attacker-controlled server domain in the Host header when requesting the /forgetpassword endpoint. This vulnerability is fixed with commit 7401793a8d9ed0f0c250c4e0ee2815d685d7a70b.
How severe is CVE-2025-53373?: CVE-2025-53373 has a CVSS 4.0 base score of 8.9, rated high severity.
Is CVE-2025-53373 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-53373?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-53373 have an EU (EUVD) identifier?: Yes. CVE-2025-53373 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20280.
When was CVE-2025-53373 published?: CVE-2025-53373 was published on 2025-07-07 and last updated on 2026-06-17.

References

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