CVE-2025-53373

HIGHCVSS 8.9/10EPSS 0.30%

Last modified

CVE-2025-53373 is a high-severity vulnerability rated 8.9/10 on the CVSS scale. 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. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 4.0
8.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.30%

21.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

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 score of 8.9/10 (HIGH severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.
How do I fix CVE-2025-53373?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-53373?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST