CVE-2026-42239
High
Published: 07 May 2026
Published
07 May 2026
Modified
07 May 2026
KEV Added
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Patch
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CVSS Score
8.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N
EPSS Score
0.0003
7.4th percentile
Risk Priority
16
60% EPSS · 20% KEV · 20% CVSS
Description
Budibase is an open-source low-code platform. Prior to version 3.35.10, the budibase:auth cookie containing the JWT session token is set with httpOnly: false at packages/backend-core/src/utils/utils.ts:218. JavaScript can read this cookie via document.cookie. This means every XSS becomes a full account…
more
takeover — the attacker steals the JWT and has persistent access to the victim's account. The cookie also lacks secure: true (sent over plaintext HTTP) and sameSite attribute. This issue has been patched in version 3.35.10.
Security SummaryAI
Automated synthesis unavailable for this CVE.
Details
- CWE(s)