CVE-2019-4209
CVE-2019-4209 is a medium-severity vulnerability in Hcltech Connections 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-601.
Key facts
- Severity: Medium (CVSS 3.x base score 6.1)
- CVSS v2: 5.8
- EPSS exploit prediction: 1% (46th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-601
- Affected product: Hcltech Connections
- Published:
- Last modified:
Description
HCL Connections v5.5, v6.0, and v6.5 contains an open redirect vulnerability which could be exploited by an attacker to conduct phishing attacks.
Frequently asked questions
- What is CVE-2019-4209?
- HCL Connections v5.5, v6.0, and v6.5 contains an open redirect vulnerability which could be exploited by an attacker to conduct phishing attacks.
- How severe is CVE-2019-4209?
- CVE-2019-4209 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-2019-4209 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-4209?
- CVE-2019-4209 primarily affects Hcltech Connections. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2019-4209?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-4209 published?
- CVE-2019-4209 was published on 2020-05-01 and last updated on 2026-06-17.
References
Affected products (3)
- cpe:2.3:a:hcltech:connections:5.5:*:*:*:*:*:*:*
- cpe:2.3:a:hcltech:connections:6.0:*:*:*:*:*:*:*
- cpe:2.3:a:hcltech:connections:6.5:*:*:*:*:*:*:*
More vulnerabilities in Hcltech Connections
- CVE-2020-4085 — Medium (CVSS 6.5): "HCL Connections is vulnerable to possible information leakage and could disclose sensitive information via stack trace…
- CVE-2023-28018 — Medium (CVSS 5.5): HCL Connections is vulnerable to a denial of service, caused by improper validation on certain requests. Using a…
- CVE-2020-4083 — Medium (CVSS 5.5): HCL Connections 6.5 is vulnerable to possible information leakage. Connections could disclose sensitive information via…
- CVE-2026-21788 — Medium (CVSS 5.4): HCL Connections is vulnerable to a cross-site scripting attack where an attacker may leverage this issue to execute…
- CVE-2024-30112 — Medium (CVSS 5.4): HCL Connections is vulnerable to a cross-site scripting attack where an attacker may leverage this issue to execute…
- CVE-2023-28017 — Medium (CVSS 5.4): HCL Connections is vulnerable to a cross-site scripting attack where an attacker may leverage this issue to execute…
All CVEs affecting Hcltech Connections →
Other CWE-601 (Open Redirect) vulnerabilities
- CVE-2018-3774 — Critical (CVSS 10.0): Incorrect parsing in url-parse <1.4.3 returns wrong hostname which leads to multiple vulnerabilities such as SSRF, Open…
- CVE-2019-25282 — Critical (CVSS 9.8): V-SOL GPON/EPON OLT Platform v2.03 contains an open redirect vulnerability in the script that allows attackers to…
- CVE-2020-36912 — Critical (CVSS 9.8): Plexus anblick Digital Signage Management 3.1.13 contains an open redirect vulnerability in the 'PantallaLogin' script…
- CVE-2025-43526 — Critical (CVSS 9.8): This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac…
- CVE-2025-55031 — Critical (CVSS 9.8): Malicious pages could use Firefox for iOS to pass FIDO: links to the OS and trigger the hybrid passkey transport. An…
- CVE-2024-22891 — Critical (CVSS 9.8): Nteract v.0.28.0 was discovered to contain a remote code execution (RCE) vulnerability via the Markdown link.