Osgeo Mapserver vulnerabilities

CVE-2026-33721 [HIGH] CWE-787 CVE-2026-33721: MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior t MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD (Styled Layer Descriptor) parser lets a remote, unauthenticated attacker crash the MapServer process by sending a crafted SLD with more than 100 Threshold elements inside a ColorMap/Catego

CVE-2025-59431 [HIGH] CWE-89 CVE-2025-59431: MapServer is a system for developing web-based GIS applications. Prior to 8.4.1, the XML Filter Quer MapServer is a system for developing web-based GIS applications. Prior to 8.4.1, the XML Filter Query directive PropertyName is vulnerably to Boolean-based SQL injection. It seems like expression checking is bypassed by introducing double quote characters in the PropertyName. Allowing to manipulate backend database queries. This vulnerability is fixed

CVE-2021-32062 [MEDIUM] CWE-22 CVE-2021-32062: MapServer before 7.0.8, 7.1.x and 7.2.x before 7.2.3, 7.3.x and 7.4.x before 7.4.5, and 7.5.x and 7. MapServer before 7.0.8, 7.1.x and 7.2.x before 7.2.3, 7.3.x and 7.4.x before 7.4.5, and 7.5.x and 7.6.x before 7.6.3 does not properly enforce the MS_MAP_NO_PATH and MS_MAP_PATTERN restrictions that are intended to control the locations from which a mapfile may be loaded (with MapServer CGI).

CVE-2010-1678 [HIGH] CWE-20 CVE-2010-1678: Mapserver 5.2, 5.4 and 5.6 before 5.6.5-2 improperly validates symbol index values during Mapfile pa Mapserver 5.2, 5.4 and 5.6 before 5.6.5-2 improperly validates symbol index values during Mapfile parsing.

CVE-2017-5522 [CRITICAL] CWE-119 CVE-2017-5522: Stack-based buffer overflow in MapServer before 6.0.6, 6.2.x before 6.2.4, 6.4.x before 6.4.5, and 7 Stack-based buffer overflow in MapServer before 6.0.6, 6.2.x before 6.2.4, 6.4.x before 6.4.5, and 7.0.x before 7.0.4 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via vectors involving WFS get feature requests.

CVE-2016-9839 [HIGH] CWE-200 CVE-2016-9839: In MapServer before 7.0.3, OGR driver error messages are too verbose and may leak sensitive informat In MapServer before 7.0.3, OGR driver error messages are too verbose and may leak sensitive information if data connection fails.

CVE-2013-7262 [MEDIUM] CWE-89 CVE-2013-7262: SQL injection vulnerability in the msPostGISLayerSetTimeFilter function in mappostgis.c in MapServer SQL injection vulnerability in the msPostGISLayerSetTimeFilter function in mappostgis.c in MapServer before 6.4.1, when a WMS-Time service is used, allows remote attackers to execute arbitrary SQL commands via a crafted string in a PostGIS TIME filter.

CVE-2011-2703 [HIGH] CWE-89 CVE-2011-2703: Multiple SQL injection vulnerabilities in MapServer before 4.10.7, 5.x before 5.6.7, and 6.x before Multiple SQL injection vulnerabilities in MapServer before 4.10.7, 5.x before 5.6.7, and 6.x before 6.0.1 allow remote attackers to execute arbitrary SQL commands via vectors related to (1) OGC filter encoding or (2) WMS time support.

CVE-2011-2704 [HIGH] CWE-119 CVE-2011-2704: Stack-based buffer overflow in MapServer before 4.10.7 and 5.x before 5.6.7 allows remote attackers Stack-based buffer overflow in MapServer before 4.10.7 and 5.x before 5.6.7 allows remote attackers to execute arbitrary code via vectors related to OGC filter encoding.

CVE-2011-2975 [MEDIUM] CWE-399 CVE-2011-2975: Double free vulnerability in the msAddImageSymbol function in mapsymbol.c in MapServer before 6.0.1 Double free vulnerability in the msAddImageSymbol function in mapsymbol.c in MapServer before 6.0.1 might allow remote attackers to cause a denial of service (application crash) or have unspecified other impact via crafted mapfile data.

CVE-2010-3485 [HIGH] CVE-2010-3485: SQL injection vulnerability in common SQL injection vulnerability in common.php in LightNEasy 3.2.1 allows remote attackers to execute arbitrary SQL commands via the userhandle cookie to LightNEasy.php, a different vector than CVE-2008-6593. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

CVE-2010-3484 [HIGH] CVE-2010-3484: SQL injection vulnerability in common SQL injection vulnerability in common.php in LightNEasy 3.2.1 allows remote attackers to execute arbitrary SQL commands via the handle parameter to LightNEasy.php, a different vector than CVE-2008-6593.

CVE-2010-2540 [CRITICAL] CWE-264 CVE-2010-2540: mapserv.c in mapserv in MapServer before 4.10.6 and 5.x before 5.6.4 does not properly restrict the mapserv.c in mapserv in MapServer before 4.10.6 and 5.x before 5.6.4 does not properly restrict the use of CGI command-line arguments that were intended for debugging, which allows remote attackers to have an unspecified impact via crafted arguments.

CVE-2010-2539 [LOW] CWE-119 CVE-2010-2539: Buffer overflow in the msTmpFile function in maputil.c in mapserv in MapServer before 4.10.6 and 5.x Buffer overflow in the msTmpFile function in maputil.c in mapserv in MapServer before 4.10.6 and 5.x before 5.6.4 allows local users to cause a denial of service via vectors involving names of temporary files.

CVE-2009-2281 [CRITICAL] CVE-2009-2281: Multiple heap-based buffer underflows in the readPostBody function in cgiutil.c in mapserv in MapSer Multiple heap-based buffer underflows in the readPostBody function in cgiutil.c in mapserv in MapServer 4.x through 4.10.4 and 5.x before 5.4.2 allow remote attackers to execute arbitrary code via (1) a crafted Content-Length HTTP header or (2) a large HTTP request, related to an integer overflow that triggers a heap-based buffer overflow. NOTE: this issue

CVE-2009-1177 [CRITICAL] CWE-119 CVE-2009-1177: Multiple stack-based buffer overflows in maptemplate.c in mapserv in MapServer 4.x before 4.10.4 and Multiple stack-based buffer overflows in maptemplate.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 have unknown impact and remote attack vectors.

CVE-2009-0841 [CRITICAL] CWE-22 CVE-2009-0841: Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x bef Directory traversal vulnerability in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2, when running on Windows with Cygwin, allows remote attackers to create arbitrary files via a .. (dot dot) in the id parameter.

CVE-2009-0839 [CRITICAL] CWE-119 CVE-2009-0839: Stack-based buffer overflow in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5. Stack-based buffer overflow in mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2, when the server has a map with a long IMAGEPATH or NAME attribute, allows remote attackers to execute arbitrary code via a crafted id parameter in a query action.

CVE-2009-0840 [CRITICAL] CWE-119 CVE-2009-0840: Heap-based buffer underflow in the readPostBody function in cgiutil.c in mapserv in MapServer 4.x be Heap-based buffer underflow in the readPostBody function in cgiutil.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to have an unknown impact via a negative value in the Content-Length HTTP header.

CVE-2009-1176 [CRITICAL] CWE-119 CVE-2009-1176: mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 does not ensure that the st mapserv.c in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 does not ensure that the string holding the id parameter ends in a '\0' character, which allows remote attackers to conduct buffer-overflow attacks or have unspecified other impact via a long id parameter in a query action.