In Firefox Developer Tools it is possible that pasting the result of the 'Copy as cURL' command into a command shell on macOS will cause the execution of unintended additional bash script commands if the URL was maliciously crafted
Published Apr 26, 2019
9.8
CRITICALCVSS 3.0
EPSS 1.83%
Description
In Firefox Developer Tools it is possible that pasting the result of the 'Copy as cURL' command into a command shell on macOS will cause the execution of unintended additional bash script commands if the URL was maliciously crafted. This is the result of an issue with the native version of Bash on macOS. *Note: This issue only affects macOS. Other operating systems are unaffected.*. This vulnerability affects Firefox < 66.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<66
- Version
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.83% (0.01832) | 78.11th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.83% (0.01832) | 76.03th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.37% (0.01369) | 78.44th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.76% (0.03756) | 79.82th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.37% (0.01369) | 78.91th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.36% (0.00356) | 72.32th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.36% (0.00356) | 71.27th | v3 (v2023.03.01) |
| Jul 22, 2023 | 0.36% (0.00356) | 68.33th | v3 (v2023.03.01) |
| Jun 5, 2023 | 0.51% (0.00505) | 73.08th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.43% (0.00428) | 70.40th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.44% (0.01440) | 73.47th | v2 (v2022.01.01) |
| Feb 28, 2023 | 1.44% (0.01440) | 73.45th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.44% (0.01440) | 71.44th | v2 (v2022.01.01) |
| Feb 4, 2022 | 19.46% (0.19462) | 93.87th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.72% (0.00721) | 19.92th | v1 |
| Jan 6, 2022 | 0.72% (0.00721) | 19.36th | v1 |
| Sep 1, 2021 | 0.16% (0.00162) | 2.25th | v1 |
| Apr 14, 2021 | 0.16% (0.00162) | 0.00th | v1 |
References (2)
- https://bugzilla.mozilla.org/show_bug.cgi?id=1518026 x_refsource_MISCIssue Tracking
- https://www.mozilla.org/security/advisories/mfsa2019-07/ x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=1518026 | x_refsource_MISCIssue Tracking | |
| https://www.mozilla.org/security/advisories/mfsa2019-07/ | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.