How severe is CVE-2021-36450?

CVE-2021-36450 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-2021-36450 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 69% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36450?

CVE-2021-36450 affects Verint Workforce Optimization. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-36450?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-36450 published?

CVE-2021-36450 was published on 2021-12-15 and last updated on 2026-07-09.

CVE-2021-36450

CVE-2021-36450 is a medium-severity vulnerability in Verint Workforce Optimization with a CVSS 3.x base score of 6.1. Its EPSS exploit-prediction score of 69% places it in the 99th percentile, indicating an elevated likelihood of exploitation. 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: 69% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Verint Workforce Optimization
Published: 2021-12-15
Last modified: 2026-07-09

Description

Verint Workforce Optimization (WFO) 15.2.8.10048 allows XSS via the control/my_notifications NEWUINAV parameter.

Frequently asked questions

What is CVE-2021-36450?: Verint Workforce Optimization (WFO) 15.2.8.10048 allows XSS via the control/my_notifications NEWUINAV parameter.
How severe is CVE-2021-36450?: CVE-2021-36450 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-2021-36450 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 69% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36450?: CVE-2021-36450 affects Verint Workforce Optimization. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36450?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-36450 published?: CVE-2021-36450 was published on 2021-12-15 and last updated on 2026-07-09.

References

Affected products (1)

cpe:2.3:a:verint:workforce_optimization:15.2.8.10048:*:*:*:*:*:*:*

More vulnerabilities in Verint Workforce Optimization

CVE-2024-36396 — High (CVSS 8.8): Verint - CWE-434: Unrestricted Upload of File with Dangerous Type
CVE-2024-36395 — Medium (CVSS 6.1): Verint - CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
CVE-2020-13480 — Medium (CVSS 5.4): Verint Workforce Optimization (WFO) 15.2 allows HTML injection via the "send email" feature.
CVE-2021-41825 — Medium (CVSS 5.3): Verint Workforce Optimization (WFO) 15.2.5.1033 allows HTML injection via the /wfo/control/signin username parameter.
CVE-2020-23446 — Medium (CVSS 5.3): Verint Workforce Optimization suite 15.1 (15.1.0.37634) has Unauthenticated Information Disclosure via API

All CVEs affecting Verint Workforce Optimization →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →