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Servers and applications

CVE-2007-6421

Cross-site scripting (XSS) vulnerability in balancer-manager in mod_proxy_balancer in the Apache HTTP Server 2.2.0 through 2.2.6 allows remote attackers to inject arbitrary web script or HTML via the (1) ss, (2) wr, or (3) rr parameters, or (4) the URL.

Severity
Low 3.5
Published
8 Jan 2008
Last changed
16 Jun 2026
Added to UpHeron
17 Oct 2026
Exploit chance
8.3% in the next 30 daysHigher than 95% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Cross-site scripting (CWE-79)
Attack
Over the network · Needs a login
Attacker can
Change some data
CVSS vector
AV:N/AC:M/Au:S/C:N/I:P/A:N
Sources
NVD

Affected software

SoftwareAffected versions
Apache HTTP ServerServers and applications · cpe:a:apache:http_server
  • Version 2.2
  • Version 2.2.1
  • Version 2.2.2
  • Version 2.2.3
  • Version 2.2.4
  • Version 2.2.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2007-6421
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2007-6421