Vulnerability · Published Aug 11, 2026 · Assigned by blackberry
CVE-2026-18247DOM-Based Cross-Site Scripting in BlackBerry AtHoc Web Portals
Medium 5.3
In plain English
A medium-severity cross-site scripting in BlackBerry AtHoc IWS from BlackBerry. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities).
Severity (CVSS 4.0)5.3Medium
Exploit odds (30 days)0.4%top 61.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A Cross Site Scripting (XSS) vulnerability in the Web Portals of AtHoc IWS in versions earlier than 7.21 HF-734 could allow an attacker to potentially execute actions in the context of the victim's session.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| BlackBerry | BlackBerry AtHoc IWS | 0 – before 7.21 HF-734 |
Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N