Vulnerability · NVD
CVE-2026-6019
LOW 6.1
http.cookies.Morsel.js_output() returns an inline <script> snippet and only escapes " for JavaScript string context. It does not neutralize the HTML parser-sensitive sequence </script> inside the generated script element. Mitigation base64-encodes the cookie value to disallow escaping using cookie value.
Attack vector : Network
No privileges required
Show raw CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.06%
exploit very unlikely
percentile 19.7%
Tracked apps referencing this CVE
For each app: the affected range, the fixing version, and where the tracked app stands today.
Vulnerable CPE configurations (1)
| Vendor | Product | Platform | Versions | CPE 2.3 URI |
|---|---|---|---|---|
| python |
python All platforms (wildcard)
|
All platforms (wildcard) | <3.15.0 | cpe:2.3:a:python:python:*:*:*:*:*:*:*:* |