Vulnerability Details : CVE-2021-3904
Potential exploit
grav is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-3904
- cpe:2.3:a:getgrav:grav:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-3904
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 24 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-3904
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:P/A:N |
6.8
|
2.9
|
NIST | |
6.3
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
2.8
|
3.4
|
huntr.dev | |
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
NIST |
CWE ids for CVE-2021-3904
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: security@huntr.dev (Primary)
References for CVE-2021-3904
-
https://github.com/getgrav/grav/commit/afc69a3229bb6fe120b2c1ea27bc6f196ed7284d
Fixed XSS detection with `:` · getgrav/grav@afc69a3 · GitHubPatch;Third Party Advisory
-
https://huntr.dev/bounties/b1182515-d911-4da9-b4f7-b4c341a62a8d
huntr: Cross-site Scripting (XSS) - Stored PHP Vulnerability in gravExploit;Issue Tracking;Patch;Third Party Advisory
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