MEDIUM
Cross-site scripting (XSS) vulnerability in includes/startup.php in phpBB before 3.0.13 allows remote attackers to inject arbitrary web script or HTML via vectors related to "Relative Path Overwrite."
Published Feb 10, 2015
4.3
MEDIUMCVSS 2.0
EPSS 2.75%
Description
Cross-site scripting (XSS) vulnerability in includes/startup.php in phpBB before 3.0.13 allows remote attackers to inject arbitrary web script or HTML via vectors related to "Relative Path Overwrite."
Affected products
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.
2.75% 0.02746
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02746
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.75% (0.02746) | 85.66th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.75% (0.02746) | 84.21th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.52% (0.00523) | 64.96th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.28% (0.00282) | 69.38th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.29% (0.00287) | 67.97th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.29% (0.00287) | 63.88th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Mar 2, 2023 | 1.41% (0.01408) | 72.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
Weaknesses (1)
References (8)
- http://seclists.org/oss-sec/2015/q1/373 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/72405 vdb-entryx_refsource_BID
- https://exchange.xforce.ibmcloud.com/vulnerabilities/100670 vdb-entryx_refsource_XF
- https://github.com/phpbb/phpbb/commit/eaeb88133f1f028fa06f0ebe5639668436fd469e x_refsource_CONFIRM
- https://github.com/phpbb/phpbb/pull/3316 x_refsource_CONFIRM
- https://security.gentoo.org/glsa/201701-25 vendor-advisoryx_refsource_GENTOO
- https://tracker.phpbb.com/browse/PHPBB3-13531 x_refsource_CONFIRM
- https://wiki.phpbb.com/Release_Highlights/3.0.13 x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| http://seclists.org/oss-sec/2015/q1/373 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/72405 | vdb-entryx_refsource_BID | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/100670 | vdb-entryx_refsource_XF | |
| https://github.com/phpbb/phpbb/commit/eaeb88133f1f028fa06f0ebe5639668436fd469e | x_refsource_CONFIRM | |
| https://github.com/phpbb/phpbb/pull/3316 | x_refsource_CONFIRM | |
| https://security.gentoo.org/glsa/201701-25 | vendor-advisoryx_refsource_GENTOO | |
| https://tracker.phpbb.com/browse/PHPBB3-13531 | x_refsource_CONFIRM | |
| https://wiki.phpbb.com/Release_Highlights/3.0.13 | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Feb 10, 2015
Updated Aug 6, 2024
Reserved Jan 31, 2015
Link CVE-2015-1431
CISA Vulnrichment
Updated n/a