PYSEC-2026-896
Vulnerability from pysec - Published: 2026-07-06 08:03 - Updated: 2026-07-06 08:03
VLAI
Details
Cross-site scripting (XSS) vulnerability in skins/plone_templates/default_error_message.pt in Plone before 2.5.3 allows remote attackers to inject arbitrary web script or HTML via the type_name parameter to Members/ipa/createObject.
Impacted products
| Name | purl | plone | pkg:pypi/plone |
|---|
Aliases
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "plone",
"purl": "pkg:pypi/plone"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.3"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [
"CVE-2011-1340",
"GHSA-cvwc-g7fw-7xrj"
],
"details": "Cross-site scripting (XSS) vulnerability in `skins/plone_templates/default_error_message.pt` in Plone before 2.5.3 allows remote attackers to inject arbitrary web script or HTML via the type_name parameter to `Members/ipa/createObject`.",
"id": "PYSEC-2026-896",
"modified": "2026-07-06T08:03:27.502739Z",
"published": "2026-07-06T08:03:27.502739Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2011-1340"
},
{
"type": "WEB",
"url": "https://web.archive.org/web/20110816092954/http://dev.plone.org/plone/changeset/12262"
},
{
"type": "WEB",
"url": "https://web.archive.org/web/20110817133423/https://dev.plone.org/plone/ticket/6110"
},
{
"type": "WEB",
"url": "http://jvn.jp/en/jp/JVN41222793/index.html"
},
{
"type": "WEB",
"url": "http://jvndb.jvn.jp/jvndb/JVNDB-2011-000056"
},
{
"type": "PACKAGE",
"url": "https://pypi.org/project/plone"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-cvwc-g7fw-7xrj"
}
],
"summary": "Plone XSS Vulnerability"
}
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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