CVE-2023-23849
CWE-79Published: February 6, 2023· Updated: Jun 17, 2026
Official Description
Versions of Coverity Connect prior to 2022.12.0 are vulnerable to an unauthenticated Cross-Site Scripting vulnerability. Any web service hosted on the same sub domain can set a cookie for the whole subdomain which can be used to bypass other mitigations in place for malicious purposes. CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/RL:O/RC:C
Technical Analysis
CVE-2023-23849 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-23849 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts