python-paste: multiple XSS vulnerabilities
Published Nov 5, 2010
5.3
MEDIUMCVSS 4.0
EPSS 2.29%
Description
Multiple cross-site scripting (XSS) vulnerabilities in the paste.httpexceptions implementation in Paste before 1.7.4 allow remote attackers to inject arbitrary web script or HTML via vectors involving a 404 status code, related to (1) paste.urlparser.StaticURLParser, (2) paste.urlparser.PkgResourcesParser, (3) paste.urlmap.URLMap, and (4) HTTPNotFound.
Affected products
No data.
- ≤ 1.7.3.1
- 0.1.0
- 0.3
- 0.4.1
- 0.5
- 0.9.1
- 0.9.2
- 0.9.3
- 0.9.4
- 1.0.1
- 1.1
- 1.1.1
- 1.2
- 1.3
- 1.4
- 1.4.2
- 1.5
- 1.6
- 1.7
- 1.7.1
- 1.7.2
- 1.7.3
No data.
Red Hat Enterprise Linux 6
python-paste
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | python-paste | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect python-paste version as shipped with Red Hat Enterprise Linux 6, which included the fixed version since its initial release.
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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 3, 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 3, 2026 | 2.29% (0.02288) | 82.61th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.29% (0.02288) | 80.88th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.52% (0.00520) | 64.86th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.30% (0.00305) | 70.61th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.30% (0.00305) | 68.96th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.30% (0.00305) | 65.02th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.78% (0.01776) | 76.86th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.78% (0.01776) | 76.81th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.78% (0.01776) | 74.78th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.78% (0.01776) | 53.99th | v2 (v2022.01.01) |
References (18)
- http://bitbucket.org/ianb/paste/changeset/fcae59df8b56 x_refsource_CONFIRMPatch
- http://groups.google.com/group/paste-users/browse_thread/thread/3b3fff3dadd0b1e5?pli=1 x_refsource_CONFIRM
- http://groups.google.com/group/pylons-discuss/msg/8c256dc076a408d8?dmode=source&output=gplain mailing-listx_refsource_MLIST
- http://marc.info/?l=oss-security&m=127785414818815&w=2 mailing-listx_refsource_MLISTPatch
- http://marc.info/?l=oss-security&m=127792576822169&w=2 mailing-listx_refsource_MLISTPatch
- http://pylonshq.com/articles/archives/2010/6/paste_174_released_addresses_xss_security_hole x_refsource_CONFIRM
- http://secunia.com/advisories/42500 third-party-advisoryx_refsource_SECUNIA
- http://www.securityfocus.com/bid/41160 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-1026-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2010-2477 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=651633 Issue Tracking
- https://github.com/advisories/GHSA-7gfc-2v6g-6w9f Advisory
- https://github.com/cdent/paste/commit/4910493c62f369a3222357af09450930e4c93f5e
- https://github.com/pypa/advisory-database/tree/main/vulns/paste/PYSEC-2010-29.yaml
- https://nvd.nist.gov/vuln/detail/CVE-2010-2477
- https://web.archive.org/web/20111227133546/http://secunia.com/advisories/42500
- https://web.archive.org/web/20120527154041/http://www.securityfocus.com/bid/41160
- https://www.cve.org/CVERecord?id=CVE-2010-2477
Change history (0)
No recorded changes yet.