CVE-2020-15651 json
A unicode RTL order character in the downloaded file name can be used to change the file's name during the download UI flow to change the f…
published 6y ago modified 4mo ago also EUVD-2020-7638
- cvss
- 4.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 48%
- public exploits
- 0
- none known
Summary
A unicode RTL order character in the downloaded file name can be used to change the file's name during the download UI flow to change the file extension. This vulnerability affects Firefox for iOS < 28.
Patch / fix
- Mozilla Firefox for iOS 28
Is CVE-2020-15651 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
0.58% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Affected products
- Mozilla Firefox for iOS
References
-
mozilla.org
/security/advisories/mfsa2020-34/
vendor-advisory
-
bugzilla.mozilla.org
/show_bug.cgi?id=1649160
issue-tracking, vendor-advisory
Sources
- CVE List CVE-2020-15651
- NVD CVE-2020-15651
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.