CVE-2023-45716: HCL Sametime · Vulnerability
Affects HCL SametimeSource CVE Database V5
Not known to be exploited · CVSS 1.7 Low.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 2% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 9 Feb 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| HCL Software HCL Sametime | Affected
| Fixed in– |
AI-suggested
To mitigate this vulnerability effectively, European organizations should: 1) Review and audit URL handling within HCL Sametime to ensure no sensitive data is transmitted via query strings or URLs. 2) Implement strict access controls and monitoring on systems running HCL Sametime to prevent unauthorized local access. 3) Educate users about the risks of sharing URLs containing sensitive information and encourage the use of secure communication channels. 4) Configure web servers and proxies to avoid logging URLs containing sensitive data or to sanitize logs accordingly. 5) Monitor for updates or patches from HCL Software and apply them promptly once available. 6) Consider network segmentation and endpoint security controls to limit physical or local access to affected systems. 7) Conduct regular security assessments focusing on information exposure risks related to URL handling in collaboration with application owners.
Description
Sametime is impacted by sensitive information passed in URL.