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CVE-2025-57783

MEDIUMCVSS 5.3/10EPSS 0.45%

Last modified

CVE-2025-57783 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.

Description

Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver.

Metrics

CVSS 3.1
5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS Probability
0.45%

35.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
Hiawatha-WebserverHiawatha11.7

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-57783?
Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver.
How severe is CVE-2025-57783?
CVE-2025-57783 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.
How do I fix CVE-2025-57783?
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-2025-57783?

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

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Source: NVD / NIST