CVE-2021-30049
CVE-2021-30049 is a medium-severity vulnerability in Sysaid with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 6.1)
- CVSS v2: 4.3
- EPSS exploit prediction: 2% (83rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Sysaid
- Published:
- Last modified:
Description
SysAid 20.3.64 b14 is affected by Cross Site Scripting (XSS) via a /KeepAlive.jsp?stamp= URI.
Frequently asked questions
- What is CVE-2021-30049?
- SysAid 20.3.64 b14 is affected by Cross Site Scripting (XSS) via a /KeepAlive.jsp?stamp= URI.
- How severe is CVE-2021-30049?
- CVE-2021-30049 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2021-30049 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-30049?
- CVE-2021-30049 affects Sysaid. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-30049?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-30049 published?
- CVE-2021-30049 was published on 2021-07-22 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:sysaid:sysaid:20.3.64:b14:*:*:*:*:*:*
More vulnerabilities in Sysaid
- CVE-2024-36393 — Critical (CVSS 9.9): SysAid - CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
- CVE-2023-47246 — Critical (CVSS 9.8): In SysAid On-Premise before 23.3.36, a path traversal vulnerability leads to code execution after an attacker writes a…
- CVE-2025-2777 — Critical (CVSS 9.3): SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the…
- CVE-2025-2776 — Critical (CVSS 9.3): SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the…
- CVE-2025-2775 — Critical (CVSS 9.3): SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the…
- CVE-2024-36394 — Critical (CVSS 9.1): SysAid - CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
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