MEDIUM
Cross-site scripting (XSS) vulnerability in index.php in Vanilla Forums before 2.0.17 allows remote attackers to inject arbitrary web script or HTML via the Target parameter in a /entry/signin action
Published Feb 8, 2011
4.3
MEDIUMCVSS 2.0
EPSS 1.27%
Description
Cross-site scripting (XSS) vulnerability in index.php in Vanilla Forums before 2.0.17 allows remote attackers to inject arbitrary web script or HTML via the Target parameter in a /entry/signin action.
Affected products
No data.
OR
- ≤ 2.0.16
- 2.0.9
- 2.0.10
- 2.0.11
- 2.0.12
- 2.0.13
- 2.0.14
- 2.0.15
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.
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.27% 0.01272
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01272
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.27% (0.01272) | 68.79th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.27% (0.01272) | 65.94th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.52% (0.00515) | 64.59th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.65% (0.00646) | 79.99th | v3 (v2023.03.01) |
| Sep 17, 2024 | 0.65% (0.00646) | 79.54th | v3 (v2023.03.01) |
| Apr 25, 2024 | 2.23% (0.02227) | 89.37th | v3 (v2023.03.01) |
| Mar 15, 2024 | 1.98% (0.01981) | 88.48th | v3 (v2023.03.01) |
| Feb 8, 2024 | 1.67% (0.01671) | 87.23th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.65% (0.00646) | 76.11th | 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) |
Weaknesses (1)
References (6)
- http://openwall.com/lists/oss-security/2011/01/27/2 mailing-listx_refsource_MLISTExploit
- http://openwall.com/lists/oss-security/2011/01/27/5 mailing-listx_refsource_MLISTExploit
- http://secunia.com/advisories/43074 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.osvdb.org/70677 vdb-entryx_refsource_OSVDBExploit
- http://www.vanillaforums.org/discussion/14397/vanilla-2.0.17-released x_refsource_MISC
- http://yehg.net/lab/pr0js/advisories/%5Bvanilla_forums-2.0.16%5D_cross_site_scripting x_refsource_MISCExploit
| Link | Providers | Tags |
|---|---|---|
| http://openwall.com/lists/oss-security/2011/01/27/2 | mailing-listx_refsource_MLISTExploit | |
| http://openwall.com/lists/oss-security/2011/01/27/5 | mailing-listx_refsource_MLISTExploit | |
| http://secunia.com/advisories/43074 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.osvdb.org/70677 | vdb-entryx_refsource_OSVDBExploit | |
| http://www.vanillaforums.org/discussion/14397/vanilla-2.0.17-released | x_refsource_MISC | |
| http://yehg.net/lab/pr0js/advisories/%5Bvanilla_forums-2.0.16%5D_cross_site_scripting | x_refsource_MISCExploit |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Feb 8, 2011
Updated Sep 16, 2024
Reserved Jan 20, 2011
Link CVE-2011-0526
CISA Vulnrichment
Updated n/a