Stored XSS in Grafana Text plugin

1) Stored cross-site scripting

EUVDB-ID: #VU72675

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-22462

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the Text plugin. A remote user with Editor role can permanently inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Grafana: 9.2.0 - 9.3.2

CPE2.3

• cpe:2.3:a:grafana_labs:grafana:9.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.2.4:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.2.5:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.2.6:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.2.7:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.2.8:*:*:*:*:*:*:*
• cpe:2.3:a:grafana_labs:grafana:9.2.13:*:*:*:*:*:*:*

External links

https://github.com/grafana/grafana/security/advisories/GHSA-7rqg-hjwc-6mjf

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.