The highlighting functionality in geshi.php in GeSHi before 1.0.8 allows remote attackers to cause a denial of service (infinite loop) via an XML sequence containing an opening delimiter without a closing delimiter, as demonstrated using "<"
Published Nov 21, 2008
5.0
MEDIUMCVSS 2.0
EPSS 3.89%
Description
The highlighting functionality in geshi.php in GeSHi before 1.0.8 allows remote attackers to cause a denial of service (infinite loop) via an XML sequence containing an opening delimiter without a closing delimiter, as demonstrated using "<".
Affected products
No data.
- ≤ 1.0.7.22
- 1.0.0
- 1.0.1
- 1.0.2
- 1.0.2_beta_1
- 1.0.3
- 1.0.4
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.7.1
- 1.0.7.2
- 1.0.7.3
- 1.0.7.4
- 1.0.7.5
- 1.0.7.6
- 1.0.7.7
- 1.0.7.8
- 1.0.7.9
- 1.0.7.10
- 1.0.7.11
- 1.0.7.12
- 1.0.7.13
- 1.0.7.14
- 1.0.7.15
- 1.0.7.16
- 1.0.7.17
- 1.0.7.18
- 1.0.7.19
- 1.0.7.20
- 1.0.7.21
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:N/I:N/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 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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.89% (0.03887) | 89.91th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.89% (0.03887) | 88.84th | v5 (v2026.06.15) |
| Feb 19, 2026 | 5.63% (0.05630) | 90.16th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.26% (0.03261) | 86.30th | v4 (v2025.03.14) |
| Jan 3, 2025 | 21.34% (0.21340) | 96.45th | v3 (v2023.03.01) |
| Nov 27, 2024 | 16.27% (0.16267) | 96.15th | v3 (v2023.03.01) |
| Jul 7, 2024 | 14.38% (0.14385) | 95.77th | v3 (v2023.03.01) |
| Apr 26, 2024 | 14.99% (0.14990) | 95.74th | v3 (v2023.03.01) |
| Oct 28, 2023 | 16.65% (0.16652) | 95.43th | v3 (v2023.03.01) |
| Jul 1, 2023 | 14.94% (0.14944) | 95.03th | v3 (v2023.03.01) |
| May 21, 2023 | 11.17% (0.11169) | 94.30th | v3 (v2023.03.01) |
| Apr 9, 2023 | 8.21% (0.08208) | 93.33th | v3 (v2023.03.01) |
| Mar 7, 2023 | 5.23% (0.05227) | 91.78th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.19% (0.04187) | 87.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.19% (0.04187) | 86.11th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.19% (0.04187) | 69.86th | v2 (v2022.01.01) |
References (4)
- http://geshi.svn.sourceforge.net/viewvc/geshi/trunk/geshi-1.0.X/src/geshi.php?r1=1321&r2=1322&view=patch x_refsource_CONFIRM
- http://www.openwall.com/lists/oss-security/2008/11/20/4 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/32377 vdb-entryx_refsource_BID
- https://exchange.xforce.ibmcloud.com/vulnerabilities/46769 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://geshi.svn.sourceforge.net/viewvc/geshi/trunk/geshi-1.0.X/src/geshi.php?r1=1321&r2=1322&view=patch | x_refsource_CONFIRM | |
| http://www.openwall.com/lists/oss-security/2008/11/20/4 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/32377 | vdb-entryx_refsource_BID | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/46769 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.