Vulnerability Details CVE-2021-26642
When uploading an image file to a bulletin board developed with XpressEngine, a vulnerability in which an arbitrary file can be uploaded due to insufficient verification of the file. A remote attacker can use this vulnerability to execute arbitrary code on the server where the bulletin board is running.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.029
EPSS Ranking 85.7%
CVSS Severity
CVSS v3 Score 8.8
Products affected by CVE-2021-26642
-
cpe:2.3:a:xpressengine:xpressengine:-
-
cpe:2.3:a:xpressengine:xpressengine:1.11.0
-
cpe:2.3:a:xpressengine:xpressengine:1.11.1
-
cpe:2.3:a:xpressengine:xpressengine:1.11.2
-
cpe:2.3:a:xpressengine:xpressengine:1.11.3
-
cpe:2.3:a:xpressengine:xpressengine:1.11.4
-
cpe:2.3:a:xpressengine:xpressengine:1.11.5
-
cpe:2.3:a:xpressengine:xpressengine:1.11.6
-
cpe:2.3:a:xpressengine:xpressengine:1.7.10
-
cpe:2.3:a:xpressengine:xpressengine:1.7.11
-
cpe:2.3:a:xpressengine:xpressengine:1.7.12
-
cpe:2.3:a:xpressengine:xpressengine:1.7.13
-
cpe:2.3:a:xpressengine:xpressengine:1.7.3.6
-
cpe:2.3:a:xpressengine:xpressengine:1.7.3.7
-
cpe:2.3:a:xpressengine:xpressengine:1.7.3.8
-
cpe:2.3:a:xpressengine:xpressengine:1.7.4
-
cpe:2.3:a:xpressengine:xpressengine:1.7.4.1
-
cpe:2.3:a:xpressengine:xpressengine:1.7.4.2
-
cpe:2.3:a:xpressengine:xpressengine:1.7.5
-
cpe:2.3:a:xpressengine:xpressengine:1.7.5.1
-
cpe:2.3:a:xpressengine:xpressengine:1.7.5.2
-
cpe:2.3:a:xpressengine:xpressengine:1.7.5.3
-
cpe:2.3:a:xpressengine:xpressengine:1.7.5.4
-
cpe:2.3:a:xpressengine:xpressengine:1.7.5.5
-
cpe:2.3:a:xpressengine:xpressengine:1.7.5.6
-
cpe:2.3:a:xpressengine:xpressengine:1.7.5.7
-
cpe:2.3:a:xpressengine:xpressengine:1.7.6
-
cpe:2.3:a:xpressengine:xpressengine:1.7.7
-
cpe:2.3:a:xpressengine:xpressengine:1.7.7.1
-
cpe:2.3:a:xpressengine:xpressengine:1.7.7.2
-
cpe:2.3:a:xpressengine:xpressengine:1.7.8
-
cpe:2.3:a:xpressengine:xpressengine:1.7.9
-
cpe:2.3:a:xpressengine:xpressengine:1.8.0
-
cpe:2.3:a:xpressengine:xpressengine:1.8.1
-
cpe:2.3:a:xpressengine:xpressengine:1.8.10
-
cpe:2.3:a:xpressengine:xpressengine:1.8.11
-
cpe:2.3:a:xpressengine:xpressengine:1.8.12
-
cpe:2.3:a:xpressengine:xpressengine:1.8.13
-
cpe:2.3:a:xpressengine:xpressengine:1.8.14
-
cpe:2.3:a:xpressengine:xpressengine:1.8.15
-
cpe:2.3:a:xpressengine:xpressengine:1.8.16
-
cpe:2.3:a:xpressengine:xpressengine:1.8.17
-
cpe:2.3:a:xpressengine:xpressengine:1.8.18
-
cpe:2.3:a:xpressengine:xpressengine:1.8.19
-
cpe:2.3:a:xpressengine:xpressengine:1.8.2
-
cpe:2.3:a:xpressengine:xpressengine:1.8.20
-
cpe:2.3:a:xpressengine:xpressengine:1.8.21
-
cpe:2.3:a:xpressengine:xpressengine:1.8.22
-
cpe:2.3:a:xpressengine:xpressengine:1.8.23
-
cpe:2.3:a:xpressengine:xpressengine:1.8.24
-
cpe:2.3:a:xpressengine:xpressengine:1.8.25
-
cpe:2.3:a:xpressengine:xpressengine:1.8.26
-
cpe:2.3:a:xpressengine:xpressengine:1.8.27
-
cpe:2.3:a:xpressengine:xpressengine:1.8.28
-
cpe:2.3:a:xpressengine:xpressengine:1.8.29
-
cpe:2.3:a:xpressengine:xpressengine:1.8.3
-
cpe:2.3:a:xpressengine:xpressengine:1.8.30
-
cpe:2.3:a:xpressengine:xpressengine:1.8.31
-
cpe:2.3:a:xpressengine:xpressengine:1.8.32
-
cpe:2.3:a:xpressengine:xpressengine:1.8.33
-
cpe:2.3:a:xpressengine:xpressengine:1.8.34
-
cpe:2.3:a:xpressengine:xpressengine:1.8.35
-
cpe:2.3:a:xpressengine:xpressengine:1.8.36
-
cpe:2.3:a:xpressengine:xpressengine:1.8.37
-
cpe:2.3:a:xpressengine:xpressengine:1.8.38
-
cpe:2.3:a:xpressengine:xpressengine:1.8.39
-
cpe:2.3:a:xpressengine:xpressengine:1.8.4
-
cpe:2.3:a:xpressengine:xpressengine:1.8.40
-
cpe:2.3:a:xpressengine:xpressengine:1.8.41
-
cpe:2.3:a:xpressengine:xpressengine:1.8.42
-
cpe:2.3:a:xpressengine:xpressengine:1.8.43
-
cpe:2.3:a:xpressengine:xpressengine:1.8.44
-
cpe:2.3:a:xpressengine:xpressengine:1.8.45
-
cpe:2.3:a:xpressengine:xpressengine:1.8.46
-
cpe:2.3:a:xpressengine:xpressengine:1.8.5
-
cpe:2.3:a:xpressengine:xpressengine:1.8.6
-
cpe:2.3:a:xpressengine:xpressengine:1.8.7
-
cpe:2.3:a:xpressengine:xpressengine:1.8.8
-
cpe:2.3:a:xpressengine:xpressengine:1.8.9
-
cpe:2.3:a:xpressengine:xpressengine:1.9.0
-
cpe:2.3:a:xpressengine:xpressengine:1.9.1
-
cpe:2.3:a:xpressengine:xpressengine:1.9.2
-
cpe:2.3:a:xpressengine:xpressengine:1.9.3
-
cpe:2.3:a:xpressengine:xpressengine:1.9.4
-
cpe:2.3:a:xpressengine:xpressengine:1.9.5
-
cpe:2.3:a:xpressengine:xpressengine:1.9.6
-
cpe:2.3:a:xpressengine:xpressengine:1.9.7
-
cpe:2.3:a:xpressengine:xpressengine:1.9.8
-
cpe:2.3:a:xpressengine:xpressengine:3.0.0
-
cpe:2.3:a:xpressengine:xpressengine:3.0.1
-
cpe:2.3:a:xpressengine:xpressengine:3.0.10
-
cpe:2.3:a:xpressengine:xpressengine:3.0.11
-
cpe:2.3:a:xpressengine:xpressengine:3.0.12
-
cpe:2.3:a:xpressengine:xpressengine:3.0.13
-
cpe:2.3:a:xpressengine:xpressengine:3.0.2
-
cpe:2.3:a:xpressengine:xpressengine:3.0.3
-
cpe:2.3:a:xpressengine:xpressengine:3.0.4
-
cpe:2.3:a:xpressengine:xpressengine:3.0.5
-
cpe:2.3:a:xpressengine:xpressengine:3.0.6
-
cpe:2.3:a:xpressengine:xpressengine:3.0.7
-
cpe:2.3:a:xpressengine:xpressengine:3.0.8
-
cpe:2.3:a:xpressengine:xpressengine:3.0.9
-
cpe:2.3:o:microsoft:windows:-