ubuntu-cve-2025-2123
Vulnerability from osv_ubuntu
Published
2025-03-09 15:15
Modified
2026-05-20 15:15
Summary
Details
A vulnerability, which was classified as problematic, has been found in GeSHi up to 1.0.9.1. Affected by this issue is the function get_var of the file /contrib/cssgen.php of the component CSS Handler. The manipulation of the argument default-styles/keywords-1/keywords-2/keywords-3/keywords-4/comments leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
Severity
6.1 (Medium)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "php-geshi",
"binary_version": "1.0.8.11-2ubuntu1"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "geshi",
"purl": "pkg:deb/ubuntu/geshi@1.0.8.11-2ubuntu1?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.0.8.11-2",
"1.0.8.11-2ubuntu1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "php-geshi",
"binary_version": "1.0.8.11-2.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "geshi",
"purl": "pkg:deb/ubuntu/geshi@1.0.8.11-2.1?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.0.8.11-2.1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "php-geshi",
"binary_version": "1.0.8.11-3"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "geshi",
"purl": "pkg:deb/ubuntu/geshi@1.0.8.11-3?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.0.8.11-3"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "php-geshi",
"binary_version": "1.0.9.1-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "geshi",
"purl": "pkg:deb/ubuntu/geshi@1.0.9.1-1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.0.9.1-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "php-geshi",
"binary_version": "1.0.9.1-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "geshi",
"purl": "pkg:deb/ubuntu/geshi@1.0.9.1-1?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.0.9.1-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "php-geshi",
"binary_version": "1.0.9.1-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "geshi",
"purl": "pkg:deb/ubuntu/geshi@1.0.9.1-1?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.0.9.1-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "php-geshi",
"binary_version": "1.0.9.1-1build1"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "geshi",
"purl": "pkg:deb/ubuntu/geshi@1.0.9.1-1build1?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.0.9.1-1",
"1.0.9.1-1build1"
]
}
],
"aliases": [],
"details": "A vulnerability, which was classified as problematic, has been found in GeSHi up to 1.0.9.1. Affected by this issue is the function get_var of the file /contrib/cssgen.php of the component CSS Handler. The manipulation of the argument default-styles/keywords-1/keywords-2/keywords-3/keywords-4/comments leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.",
"id": "UBUNTU-CVE-2025-2123",
"modified": "2026-05-20T15:15:55Z",
"published": "2025-03-09T15:15:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2025-2123"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-2123"
},
{
"type": "REPORT",
"url": "https://github.com/GeSHi/geshi-1.0/issues/159#issue-2880408694"
},
{
"type": "REPORT",
"url": "https://vuldb.com/?ctiid.299036"
},
{
"type": "REPORT",
"url": "https://vuldb.com/?id.299036"
},
{
"type": "REPORT",
"url": "https://vuldb.com/?submit.507418"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2025-2123"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
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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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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