CVE-2020-37256
published 2026-06-25CVE-2020-37256: Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page…
PriorityP426medium5.4CVSS 3.1
AVNACLPRLUIRSCCLILAN
EPSS
0.17%
6.3th percentile
Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| getgrav | grav | < 1.6.30 | 1.6.30 |
| grav | grav | < 1.6.30 | 1.6.30 |
CVSS provenance
nvdv3.15.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
nvdv4.05.1MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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VulDB
Grav up to 1.6.29 cross site scripting (GHSA-cvmr-6428-87w9)
vuldb·2026-06-26·CVSS 5.4
CVE-2020-37256 [MEDIUM] Grav up to 1.6.29 cross site scripting (GHSA-cvmr-6428-87w9)
A vulnerability categorized as problematic has been discovered in Grav up to 1.6.29. This affects an unknown function. Executing a manipulation can lead to cross site scripting.
The identification of this vulnerability is CVE-2020-37256. The attack may be launched remotely. There is no exploit available.
It is advisable to upgrade the affected component.
GHSA
Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration.
ghsa_unreviewed·2026-06-26
CVE-2020-37256 [MEDIUM] CWE-79 Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration.
Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-06-25
Published