How severe is CVE-2021-43971?

CVE-2021-43971 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-43971 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-43971?

CVE-2021-43971 affects Sysaid. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-43971?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-43971 published?

CVE-2021-43971 was published on 2022-01-11 and last updated on 2026-06-17.

CVE-2021-43971

CVE-2021-43971 is a high-severity vulnerability in Sysaid with a CVSS 3.x base score of 8.8. 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-89.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Sysaid
Published: 2022-01-11
Last modified: 2026-06-17

Description

A SQL injection vulnerability in /mobile/SelectUsers.jsp in SysAid ITIL 20.4.74 b10 allows a remote authenticated attacker to execute arbitrary SQL commands via the filterText parameter.

Frequently asked questions

What is CVE-2021-43971?: A SQL injection vulnerability in /mobile/SelectUsers.jsp in SysAid ITIL 20.4.74 b10 allows a remote authenticated attacker to execute arbitrary SQL commands via the filterText parameter.
How severe is CVE-2021-43971?: CVE-2021-43971 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-43971 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-43971?: CVE-2021-43971 affects Sysaid. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-43971?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-43971 published?: CVE-2021-43971 was published on 2022-01-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sysaid:sysaid:20.4.74:b10:*:*:*:*:*:*

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')

All CVEs affecting Sysaid →

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