UpHeron
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Servers and applications

CVE-2012-4558

Multiple cross-site scripting (XSS) vulnerabilities in the balancer_handler function in the manager interface in mod_proxy_balancer.c in the mod_proxy_balancer module in the Apache HTTP Server 2.2.x before 2.2.24-dev and 2.4.x before 2.4.4 allow remote attackers to inject arbitrary web script or HTML via a crafted string.

Severity
Medium 4.3
Published
26 Feb 2013
Last changed
16 Jun 2026
Added to UpHeron
17 Oct 2026
Exploit chance
23% in the next 30 daysHigher than 97% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Cross-site scripting (CWE-79)
Attack
Over the network · No login needed
Attacker can
Change some data
CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
Sources
NVD

Affected software

SoftwareAffected versions
Apache HTTP ServerServers and applications · cpe:a:apache:http_server
  • Version 2.4.3
  • Version 2.4.2
  • Version 2.4.1
  • Version 2.4.0
All 26 release lines
  • Version 2.2
  • Version 2.2.1
  • Version 2.2.2
  • Version 2.2.3
  • Version 2.2.4
  • Version 2.2.6
  • Version 2.2.8
  • Version 2.2.9
  • Version 2.2.10
  • Version 2.2.11
  • Version 2.2.12
  • Version 2.2.13
  • Version 2.2.14
  • Version 2.2.15
  • Version 2.2.16
  • Version 2.2.17
  • Version 2.2.18
  • Version 2.2.19
  • Version 2.2.20
  • Version 2.2.21
  • Version 2.2.22
  • Version 2.2.23
  • Version 2.4.0
  • Version 2.4.1
  • Version 2.4.2
  • Version 2.4.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2012-4558
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2012-4558