jruby: XSS in the regular expression engine when processing invalid UTF-8 byte sequences
Published Nov 23, 2012
4.3
MEDIUMCVSS 2.0
EPSS 2.22%
Description
The regular expression engine in JRuby before 1.4.1, when $KCODE is set to 'u', does not properly handle characters immediately after a UTF-8 character, which allows remote attackers to conduct cross-site scripting (XSS) attacks via a crafted string.
Affected products
No data.
- ≤ 1.4.0
- 0.9.0
- 0.9.1
- 0.9.2
- 0.9.8
- 0.9.9
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.1
- 1.1
- 1.1
- 1.1
- 1.1
- 1.1.1
- 1.1.2
- 1.1.3
- 1.1.4
- 1.1.5
- 1.1.6
- 1.1.6
- 1.2.0
- 1.2.0
- 1.2.0
- 1.3.0
- 1.3.0
- 1.3.0
- 1.3.1
- 1.4.0
- 1.4.0
- 1.4.0
No data.
Red Hat JBoss SOA Platform 5.1
n/a
Fixed · RHSA-2011:1456
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat JBoss SOA Platform 5.1 | n/a | Fixed | RHSA-2011:1456 |
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:N/I:P/A:N
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.22% (0.02218) | 82.05th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.22% (0.02218) | 80.29th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.42% (0.00424) | 60.08th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.47% (0.00470) | 76.39th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.47% (0.00470) | 74.85th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.47% (0.00470) | 71.77th | 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 (11)
- http://rhn.redhat.com/errata/RHSA-2011-1456.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/46891 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.jruby.org/2010/04/26/jruby-1-4-1-xss-vulnerability.html x_refsource_CONFIRMExploitPatchVendor Advisory
- http://www.osvdb.org/77297 vdb-entryx_refsource_OSVDB
- https://access.redhat.com/security/cve/CVE-2010-1330 Vendor Advisory
- https://bugs.gentoo.org/show_bug.cgi?id=317435 x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=750306 x_refsource_MISCIssue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/80277 vdb-entryx_refsource_XF
- https://github.com/advisories/GHSA-wmq2-jc9m-xp4m Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2010-1330
- https://www.cve.org/CVERecord?id=CVE-2010-1330
| Link | Providers | Tags |
|---|---|---|
| http://rhn.redhat.com/errata/RHSA-2011-1456.html | vendor-advisoryx_refsource_REDHAT | |
| http://secunia.com/advisories/46891 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.jruby.org/2010/04/26/jruby-1-4-1-xss-vulnerability.html | x_refsource_CONFIRMExploitPatchVendor Advisory | |
| http://www.osvdb.org/77297 | vdb-entryx_refsource_OSVDB | |
| https://access.redhat.com/security/cve/CVE-2010-1330 | Vendor Advisory | |
| https://bugs.gentoo.org/show_bug.cgi?id=317435 | x_refsource_MISC | |
| https://bugzilla.redhat.com/show_bug.cgi?id=750306 | x_refsource_MISCIssue Tracking | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/80277 | vdb-entryx_refsource_XF | |
| https://github.com/advisories/GHSA-wmq2-jc9m-xp4m | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2010-1330 | ||
| https://www.cve.org/CVERecord?id=CVE-2010-1330 |
Change history (0)
No recorded changes yet.