rocket.chat Incorrect Authorization Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of rocket.chat. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web service, which listens on TCP port 3000 by default. The issue results from incorrect authorization. An attacker can leverage this vulnerability to disclose information in the context of the application. Was ZDI-CAN-26517.
Conclusion & alert: CVE-2025-7974 is rated Low Risk (35.7/100): CVSS High severity, with low exploitation likelihood (EPSS 0.05%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-01-02 | 0.04% | 0.05% | +0.01% |
| 2 | 2025-12-18 | 0.10% | 0.04% | -0.05% |
| 3 | 2025-09-03 | — | 0.10% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 3.7 | 3.0 | LOW |
|
2.2 | 1.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| rocket.chat | rocket.chat | >= 7.4.0, < 7.4.4 | cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:* |
| rocket.chat | rocket.chat | >= 7.5.0, < 7.5.3 | cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:* |
| rocket.chat | rocket.chat | >= 7.6.0, < 7.6.4 | cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:* |
| rocket.chat | rocket.chat | >= 7.7.0, < 7.7.2 | cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:* |
| rocket.chat | rocket.chat | > 7.7.2, < 7.8.0 | cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-25-627/ | Third Party Advisory |