chromium-browser: Incorrect handling of plug-ins by Service Worker
Published Jan 9, 2019
8.8
HIGHCVSS 3.0
EPSS 2.14%
Description
Service Workers can intercept any request made by an <embed> or <object> tag in Fetch API in Google Chrome prior to 66.0.3359.117 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<66.0.3359.117
- Version
Configuration 2
- 8.0
- 9.0
Configuration 3
- 6.0
- 6.0
- 6.0
No data.
Red Hat Enterprise Linux 6 Supplementary
chromium-browser-0:66.0.3359.117-1.el6_9
Fixed · RHSA-2018:1195
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 Supplementary | chromium-browser-0:66.0.3359.117-1.el6_9 | Fixed | RHSA-2018:1195 |
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:R/S:U/C:H/I:N/A:N
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:P/I:N/A:N
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 (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.14% (0.02139) | 81.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.14% (0.02139) | 79.59th | v5 (v2026.06.15) |
| Nov 18, 2025 | 0.84% (0.00837) | 72.63th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.93% (0.01935) | 72.45th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.84% (0.00844) | 73.16th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.79% (0.01790) | 88.58th | v3 (v2023.03.01) |
| Jan 3, 2024 | 1.39% (0.01388) | 84.92th | v3 (v2023.03.01) |
| Nov 8, 2023 | 1.55% (0.01548) | 85.67th | v3 (v2023.03.01) |
| Mar 7, 2023 | 4.49% (0.04494) | 91.16th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.76% (0.00757) | 20.56th | v1 |
| Jan 6, 2022 | 0.76% (0.00757) | 19.98th | v1 |
| Sep 1, 2021 | 0.76% (0.00757) | 49.43th | v1 |
| Apr 14, 2021 | 0.76% (0.00757) | 0.00th | v1 |
References (10)
- http://www.securityfocus.com/bid/103917 vdb-entryx_refsource_BID
- https://access.redhat.com/errata/RHSA-2018:1195 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2018-6091 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1568767 Issue Tracking
- https://chromereleases.googleblog.com/2018/04/stable-channel-update-for-desktop.html x_refsource_CONFIRM
- https://crbug.com/771933 x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2018-6091
- https://security.gentoo.org/glsa/201804-22 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2018-6091
- https://www.debian.org/security/2018/dsa-4182 vendor-advisoryx_refsource_DEBIAN
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/103917 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/errata/RHSA-2018:1195 | vendor-advisoryx_refsource_REDHAT | |
| https://access.redhat.com/security/cve/CVE-2018-6091 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1568767 | Issue Tracking | |
| https://chromereleases.googleblog.com/2018/04/stable-channel-update-for-desktop.html | x_refsource_CONFIRM | |
| https://crbug.com/771933 | x_refsource_MISC | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-6091 | ||
| https://security.gentoo.org/glsa/201804-22 | vendor-advisoryx_refsource_GENTOO | |
| https://www.cve.org/CVERecord?id=CVE-2018-6091 | ||
| https://www.debian.org/security/2018/dsa-4182 | vendor-advisoryx_refsource_DEBIAN |
Change history (0)
No recorded changes yet.