CVE-2021-33904 EXPLOIT
6.1
MEDIUM · CVSS 3.1 · EPSS 10% (pctl 95)
Patch early
A public exploit exists.
Description
In Accela Civic Platform through 21.1, the security/hostSignon.do parameter servProvCode is vulnerable to XSS. NOTE: The vendor states "there are configurable security flags and we are unable to reproduce them with the available information.
Scoring
| CVSS | 6.1 (MEDIUM, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| EPSS | 9.97% — more likely to be exploited than 95% of all CVEs |
| Weakness | CWE-79 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2021-06-07 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| accela | civic platform |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Accela Civic Platform 21.1 - 'servProvCode' Cross-Site-Scripting (XSS) | 2021-06-11 |
References
- http://packetstormsecurity.com/files/163093/Accela-Civic-Platorm-21.1-Cross-Site-Scripting.html
- https://gist.github.com/0xx7/3d934939d7122fe23db11bc48eda9d21
- http://packetstormsecurity.com/files/163093/Accela-Civic-Platorm-21.1-Cross-Site-Scripting.html
- https://gist.github.com/0xx7/3d934939d7122fe23db11bc48eda9d21
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