CVE-2021-29979 json
Hubs Cloud allows users to download shared content, specifically HTML and JS, which could allow javascript execution in the Hub Cloud insta…
published 2021-08-02 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-16438
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 52%
- public exploits
- 0
- none known
Summary
Hubs Cloud allows users to download shared content, specifically HTML and JS, which could allow javascript execution in the Hub Cloud instance’s primary hosting domain.*. This vulnerability affects Hubs Cloud < mozillareality/reticulum/1.0.1/20210618012634.
Patch / fix
- Mozilla Hubs Cloud mozillareality/reticulum/1.0.1/20210618012634
Exploit prediction
0.67% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Affected products
- Mozilla Hubs Cloud
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
mozilla.org
/security/advisories/mfsa2021-32/
vendor-advisory
-
bugzilla.mozilla.org
/show_bug.cgi?id=1712495
permissions-required
Sources
- CVE List CVE-2021-29979
- NVD CVE-2021-29979
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