CVE-2026-55630 (GCVE-0-2026-55630)
Vulnerability from cvelistv5 – Published: 2026-09-15 15:35 – Updated: 2026-09-15 15:35
VLAI
EPSS
VEX
Title
Kiwi TCMS: Stored XSS via javascript: URI in extra_link field (TestPlan & TestCase)
Summary
Kiwi TCMS is an open source test management system. Prior to 16.1, TestCase.extra_link and TestPlan.extra_link accepted unsanitized user input and rendered stored values verbatim, creating an opportunity for cross-site scripting. Official Docker images and unmodified Kiwi TCMS middleware send a Content-Security-Policy header that blocks inline JavaScript, making exploitation difficult in default deployments, while customized deployments that weaken those security settings may remain vulnerable. Version 16.1 properly sanitizes both fields and resets existing database records that do not validate to null. This issue is fixed in version 16.1.
Severity
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://github.com/kiwitcms/Kiwi/security/advisor… | x_refsource_CONFIRM |
| https://github.com/kiwitcms/Kiwi/commit/1c2ecc848… | x_refsource_MISC |
| https://github.com/kiwitcms/Kiwi/commit/d5d36e74c… | x_refsource_MISC |
| https://github.com/kiwitcms/Kiwi/releases/tag/v16.1 | x_refsource_MISC |
Impacted products
{
"containers": {
"cna": {
"affected": [
{
"product": "Kiwi",
"vendor": "kiwitcms",
"versions": [
{
"status": "affected",
"version": "\u003c 16.1"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Kiwi TCMS is an open source test management system. Prior to 16.1, TestCase.extra_link and TestPlan.extra_link accepted unsanitized user input and rendered stored values verbatim, creating an opportunity for cross-site scripting. Official Docker images and unmodified Kiwi TCMS middleware send a Content-Security-Policy header that blocks inline JavaScript, making exploitation difficult in default deployments, while customized deployments that weaken those security settings may remain vulnerable. Version 16.1 properly sanitizes both fields and resets existing database records that do not validate to null. This issue is fixed in version 16.1."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 0,
"baseSeverity": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:N",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-15T15:35:29.097Z",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"name": "https://github.com/kiwitcms/Kiwi/security/advisories/GHSA-473p-56xx-vg67",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/kiwitcms/Kiwi/security/advisories/GHSA-473p-56xx-vg67"
},
{
"name": "https://github.com/kiwitcms/Kiwi/commit/1c2ecc8485faeefd84a526314a0a60d132fbbc09",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/kiwitcms/Kiwi/commit/1c2ecc8485faeefd84a526314a0a60d132fbbc09"
},
{
"name": "https://github.com/kiwitcms/Kiwi/commit/d5d36e74cf9333cb37e3a8743b22b74dfa9a0139",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/kiwitcms/Kiwi/commit/d5d36e74cf9333cb37e3a8743b22b74dfa9a0139"
},
{
"name": "https://github.com/kiwitcms/Kiwi/releases/tag/v16.1",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/kiwitcms/Kiwi/releases/tag/v16.1"
}
],
"source": {
"advisory": "GHSA-473p-56xx-vg67",
"discovery": "UNKNOWN"
},
"title": "Kiwi TCMS: Stored XSS via javascript: URI in extra_link field (TestPlan \u0026 TestCase)"
}
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2026-55630",
"datePublished": "2026-09-15T15:35:29.097Z",
"dateReserved": "2026-06-16T23:52:12.056Z",
"dateUpdated": "2026-09-15T15:35:29.097Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2026-55630\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-09-15T16:17:14.850\",\"lastModified\":\"2026-09-15T16:17:14.850\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Kiwi TCMS is an open source test management system. Prior to 16.1, TestCase.extra_link and TestPlan.extra_link accepted unsanitized user input and rendered stored values verbatim, creating an opportunity for cross-site scripting. Official Docker images and unmodified Kiwi TCMS middleware send a Content-Security-Policy header that blocks inline JavaScript, making exploitation difficult in default deployments, while customized deployments that weaken those security settings may remain vulnerable. Version 16.1 properly sanitizes both fields and resets existing database records that do not validate to null. This issue is fixed in version 16.1.\"}],\"affected\":[{\"source\":\"security-advisories@github.com\",\"affectedData\":[{\"vendor\":\"kiwitcms\",\"product\":\"Kiwi\",\"versions\":[{\"version\":\"\u003c 16.1\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:N\",\"baseScore\":0.0,\"baseSeverity\":\"NONE\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":0.0}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"references\":[{\"url\":\"https://github.com/kiwitcms/Kiwi/commit/1c2ecc8485faeefd84a526314a0a60d132fbbc09\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/kiwitcms/Kiwi/commit/d5d36e74cf9333cb37e3a8743b22b74dfa9a0139\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/kiwitcms/Kiwi/releases/tag/v16.1\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/kiwitcms/Kiwi/security/advisories/GHSA-473p-56xx-vg67\",\"source\":\"security-advisories@github.com\"}]}}"
}
}
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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.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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