CVE-2018-5176

critical

Published — · Modified —

CVSS v3

—

CVSS v2

—

VIR risk

9.5

Description

The JSON Viewer displays clickable hyperlinks for strings that are parseable as URLs, including "javascript:" links. If a JSON file contains malicious JavaScript script embedded as "javascript:" links, users may be tricked into clicking and running this code in the context of the JSON Viewer. This can allow for the theft of cookies and authorization tokens which are accessible to that context. This vulnerability affects Firefox < 60.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-5176

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201805-10

OS impact

OS	Version	Status	Fixed in
arch		fixed	`60.0-1`
debian	sid	fixed	`60.0-1`

References

https://security.archlinux.org/ASA-201805-10
https://security-tracker.debian.org/tracker/CVE-2018-5176

Verify integrity in audit chain (admin only). AS-IS.