Yoono extension before 6.1.1 for Firefox performs certain operations with chrome privileges, which allows user-assisted remote attackers to execute arbitrary commands and perform cross-domain scripting attacks via DOM event handlers such as onload
Published Nov 28, 2009
9.3
HIGHCVSS 2.0
EPSS 3.87%
Description
Yoono extension before 6.1.1 for Firefox performs certain operations with chrome privileges, which allows user-assisted remote attackers to execute arbitrary commands and perform cross-domain scripting attacks via DOM event handlers such as onload.
Affected products
No data.
- ≤ 6.1.0
- 2.0.2.474
- 2.0.3.564
- 2.0.4.641
- 2.1.0.743
- 2.2.1.1038
- 3.0.0.1268
- 3.0.0.1270
- 3.0.1.1388
- 3.0.2.1976
- 3.0.3.2369
- 3.0.4.2469
- 3.0.5.2626
- 3.0.6.2723
- 3.1.0.2898
- 3.1.1.2999
- 4.0.0.4529
- 4.0.1.4774
- 4.0.2.5149
- 4.0.3.5488
- 5.0.1.11511_11520
- 5.0.3
- 5.0.4
- 5.0.5
- 5.0.6
- 5.0.7
- 5.0.7.2
- 5.1.0
- 5.2.0
- 5.3.0
- 5.4.0
- 6.0.0
- 6.0.1
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.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:C/I:C/A:C
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
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.87% (0.03871) | 89.87th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.87% (0.03871) | 88.80th | v5 (v2026.06.15) |
| Apr 19, 2026 | 2.40% (0.02404) | 85.10th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.61% (0.03613) | 87.00th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.21% (0.01210) | 85.89th | v3 (v2023.03.01) |
| Apr 18, 2024 | 1.21% (0.01210) | 85.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.21% (0.01210) | 83.07th | 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) |
References (6)
- http://secunia.com/advisories/37468 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.net-security.org/secworld.php?id=8527 x_refsource_MISC
- http://www.securityfocus.com/bid/37123 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2009/3326 vdb-entryx_refsource_VUPENVendor Advisory
- https://addons.mozilla.org/en-US/firefox/addons/versions/1833#version-6.1.1 x_refsource_CONFIRM
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54417 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/37468 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.net-security.org/secworld.php?id=8527 | x_refsource_MISC | |
| http://www.securityfocus.com/bid/37123 | vdb-entryx_refsource_BID | |
| http://www.vupen.com/english/advisories/2009/3326 | vdb-entryx_refsource_VUPENVendor Advisory | |
| https://addons.mozilla.org/en-US/firefox/addons/versions/1833#version-6.1.1 | x_refsource_CONFIRM | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/54417 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.