PatchTheCVECVE-2021-30119: Authenticated reflective XSS in HelpDeskTab/rcResults.asp The parameter result of /HelpDeskTab/rcResults.asp i
CVE-2021-30119 is a medium-severity flaw (CVSS 5.4) affecting vsa. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Authenticated reflective XSS in HelpDeskTab/rcResults.asp The parameter result of /HelpDeskTab/rcResults.asp is insecurely returned in the requested web page and can be used to perform a Cross Site Scripting attack Example request: `https://x.x.x.x/HelpDeskTab/rcResults.asp?result=<script>alert(document.cookie)</script>` The same is true for the parameter FileName of /done.asp Eaxmple request: `https://x.x.x.x/done.asp?FileName=";</script><script
Why this priority
- EPSS top 1%: very likely to be exploited
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.4 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | Required |
| EPSS exploit chance | 58.8% (top 1%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2021-07-09 |
| Last modified | 2026-08-14 |
Last updated 2026-08-14 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2021-30119?
vsa: upgrade to 9.5.7. Exact commands for each OS are on this page.
Is CVE-2021-30119 being exploited?
CVE-2021-30119 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2021-30119 affect?
CVE-2021-30119 affects vsa. Severity is medium (CVSS 5.4). Authenticated reflective XSS in HelpDeskTab/rcResults.asp The parameter result of /HelpDeskTab/rcResults.asp is insecurely returned in the requested web page and can be used to perform a Cross Site Scripting attack Example request: `https:/
How urgent is CVE-2021-30119?
Priority 49/100. EPSS top 1%: very likely to be exploited; Public exploit reference
Related CVEs
- CVE-2021-30120 CRITICAL 9.9 UPGRADE Kaseya VSA before 9.5.7 allows attackers to bypass the 2FA requirement
- CVE-2021-30201 HIGH 7.5 UPGRADE The API /vsaWS/KaseyaWS.asmx can be used to submit XML to the system
- CVE-2021-30121 MEDIUM 6.5 UPGRADE Semi-authenticated local file inclusion The contents of arbitrary files can be returned by the webserver Examp
- CVE-2021-30118 CRITICAL 9.8 UPGRADE An attacker can upload files with the privilege of the Web Server process for Kaseya VSA Unified Remote Monito
- CVE-2021-30117 CRITICAL 9.8 UPGRADE The API call /InstallTab/exportFldr.asp is vulnerable to a semi-authenticated boolean-based blind SQL injectio