CVE-2026-122234
mediumjsondiffpatch before 0.7.7 contains a cross-site scripting vulnerability that allows attackers to inject markup by supplying an unescaped array-move destinatio…
jsondiffpatch before 0.7.7 contains a cross-site scripting vulnerability that allows attackers to inject markup by supplying an unescaped array-move destination index in a delta. Attackers who control a delta passed to formatters.html.format() or formatters.annotated.format() can embed script that executes in the application's origin when output is rendered.
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/benjamine/jsondiffpatch/commit/c6b2d97b34bc2356c816d8dd0f8b1c8af16bb6af disclosure@vulncheck.com
- https://github.com/benjamine/jsondiffpatch/security/advisories/GHSA-jhmf-rq89-q58p disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/jsondiffpatch-before-0.7.7-xss-via-array-move-destina... disclosure@vulncheck.com