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CVE-2026-45104

🗓️ 27 May 2026 18:41:39Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 77 Views🌐 WEB

MapServer CVE-2026-45104: NULL pointer dereference in SLD ElseFilter parsing via Web Map Service SLD body; fixed in 8.6.3.

Related
Detection
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-45104
27 May 202618:41
–attackerkb
astralinux
AstraLinux
Astra Linux – Vulnerability in mapserver
15 Oct 202615:53
–astralinux
bdu_fstec
BDU FSTEC
MapServer Unverified Array Indexing DoS
28 Aug 202600:00
–bdu_fstec
circl
Circl
CVE-2026-45104
28 May 202603:02
–circl
cnnvd
CNNVD
Mapserver code-related vulnerabilities
27 May 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-45104 MapServer: NULL pointer dereference in SLD `<ElseFilter>` rule parsing reachable via WMS `SLD_BODY`
27 May 202618:41
–cvelist
debiancve
Debian CVE
CVE-2026-45104
27 May 202618:41
–debiancve
euvd
EUVD
EUVD-2026-32631
27 May 202618:41
–euvd
mend
Mend
CVE-2026-45104
27 May 202618:41
–mend
nvd
NVD
CVE-2026-45104
27 May 202620:16
–nvd
Rows per page
NVD
Vulners
Node
osgeomapserverRange6.4.0–8.6.3
[
  {
    "vendor": "MapServer",
    "product": "MapServer",
    "versions": [
      {
        "version": ">= 6.4.0, < 8.6.3",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
SLD_BODYquery param/wmsA well-formed SLD via the SLD_BODY parameter can trigger a NULL pointer dereference in MapServer when a <Rule> contains an <ElseFilter/> but no symbolizer.CWE-129, CWE-476

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17 Jun 2026 10:51Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.17.5
EPSS0.00486
SSVC
77