The bbencode_second_pass and make_clickable functions in bbcode.php for phpBB before 2.0.15, as used in viewtopic.php, privmsg.php, and other scripts, allow remote attackers to execute arbitrary script via a BBcode tag with a (1) javascript:, (2) applet:, (3) about:, (4) activex:, (5) chrome:, or (6) script: URI scheme, as demonstrated using the URL tag
Published May 16, 2005
7.5
HIGHCVSS 2.0
EPSS 16.36%
Description
The bbencode_second_pass and make_clickable functions in bbcode.php for phpBB before 2.0.15, as used in viewtopic.php, privmsg.php, and other scripts, allow remote attackers to execute arbitrary script via a BBcode tag with a (1) javascript:, (2) applet:, (3) about:, (4) activex:, (5) chrome:, or (6) script: URI scheme, as demonstrated using the URL tag.
Affected products
No data.
- 2.0.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.0.6
- 2.0.6c
- 2.0.6d
- 2.0.7
- 2.0.7a
- 2.0.8
- 2.0.8a
- 2.0.9
- 2.0.10
- 2.0.11
- 2.0.12
- 2.0.13
- 2.0.14
- 2.0_beta1
- 2.0_rc1
- 2.0_rc2
- 2.0_rc3
- 2.0_rc4
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: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 2, 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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 16.36% (0.16360) | 96.88th | v5 (v2026.06.15) |
| Jun 15, 2026 | 16.36% (0.16360) | 96.55th | v5 (v2026.06.15) |
| Dec 30, 2025 | 33.95% (0.33947) | 96.81th | v4 (v2025.03.14) |
| Mar 30, 2025 | 27.11% (0.27107) | 95.96th | v4 (v2025.03.14) |
| Mar 29, 2025 | 30.82% (0.30822) | 94.84th | v4 (v2025.03.14) |
| Mar 17, 2025 | 27.11% (0.27107) | 95.97th | v4 (v2025.03.14) |
| Dec 17, 2024 | 26.71% (0.26705) | 96.76th | v3 (v2023.03.01) |
| Apr 22, 2024 | 6.33% (0.06328) | 93.55th | v3 (v2023.03.01) |
| Feb 8, 2024 | 9.49% (0.09487) | 94.55th | v3 (v2023.03.01) |
| Sep 5, 2023 | 6.73% (0.06731) | 92.97th | v3 (v2023.03.01) |
| Apr 6, 2023 | 6.03% (0.06027) | 92.35th | v3 (v2023.03.01) |
| Mar 7, 2023 | 5.01% (0.05007) | 91.60th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.57% (0.12567) | 95.52th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.57% (0.12567) | 95.18th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.57% (0.12567) | 90.03th | v2 (v2022.01.01) |
No CWE recorded.
References (11)
- http://castlecops.com/t123194-.html x_refsource_MISC
- http://marc.info/?l=full-disclosure&m=111552510000088&w=2 mailing-listx_refsource_FULLDISC
- http://seclists.org/lists/bugtraq/2005/May/0098.html mailing-listx_refsource_BUGTRAQ
- http://secunia.com/advisories/15298 third-party-advisoryx_refsource_SECUNIAPatch
- http://securitytracker.com/id?1013918 vdb-entryx_refsource_SECTRACKPatch
- http://securitytracker.com/id?1014117 vdb-entryx_refsource_SECTRACK
- http://www.kb.cert.org/vuls/id/113196 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.osvdb.org/16439 vdb-entryx_refsource_OSVDB
- http://www.phpbb.com/phpBB/viewtopic.php?f=14&t=288194 x_refsource_CONFIRMPatch
- http://www.securityfocus.com/bid/13545 vdb-entryx_refsource_BIDPatch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/20574 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://castlecops.com/t123194-.html | x_refsource_MISC | |
| http://marc.info/?l=full-disclosure&m=111552510000088&w=2 | mailing-listx_refsource_FULLDISC | |
| http://seclists.org/lists/bugtraq/2005/May/0098.html | mailing-listx_refsource_BUGTRAQ | |
| http://secunia.com/advisories/15298 | third-party-advisoryx_refsource_SECUNIAPatch | |
| http://securitytracker.com/id?1013918 | vdb-entryx_refsource_SECTRACKPatch | |
| http://securitytracker.com/id?1014117 | vdb-entryx_refsource_SECTRACK | |
| http://www.kb.cert.org/vuls/id/113196 | third-party-advisoryx_refsource_CERT-VNUS Government Resource | |
| http://www.osvdb.org/16439 | vdb-entryx_refsource_OSVDB | |
| http://www.phpbb.com/phpBB/viewtopic.php?f=14&t=288194 | x_refsource_CONFIRMPatch | |
| http://www.securityfocus.com/bid/13545 | vdb-entryx_refsource_BIDPatch | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/20574 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.