CVE detail

CVE-2009-4086 — CVE-2009-4086

Published 2009-11-29 · Modified 2026-06-16 · Vendor javascript · Product xerver_http_server · Source nvd

UNKNOWN

severity

CVSS-derived band

n/a

CVSS v3

0–10 scale

0.0476

EPSS probability

exploitation probability, 30d

91.0%

EPSS percentile

percentile vs all CVEs

NOT LISTED

CISA KEV

known exploited catalog

Description

CRLF injection vulnerability in Xerver HTTP Server 4.31 and 4.32 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via certain byte sequences at the end of a URL. NOTE: some of these details are obtained from third party information.

Remediation

No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.