CVE-2026-107589 (GCVE-0-2026-107589)
Vulnerability from cvelistv5
Published
2026-10-08 15:11
Modified
2026-10-08 19:14
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-290 - Authentication Bypass by Spoofing
Summary
Insufficient job validation for service accounts in Jacamar CI prior to v0.30.0 allows authenticated CI users to generate arbitrary account names.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Jacamar CI | Jacamar CI |
Version: 0 ≤ |
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"containers": {
"adp": [
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"metrics": [
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"content": {
"id": "CVE-2026-107589",
"options": [
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"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-08T19:14:02.778502Z",
"version": "2.0.3"
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"type": "ssvc"
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"providerMetadata": {
"dateUpdated": "2026-10-08T19:14:14.226Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
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],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Jacamar CI",
"repo": "https://gitlab.com/ecp-ci/jacamar-ci",
"vendor": "Jacamar CI",
"versions": [
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"lessThan": "0.30.0",
"status": "affected",
"version": "0",
"versionType": "semver"
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"descriptions": [
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"lang": "en",
"value": "Insufficient job validation for service accounts in Jacamar CI prior to v0.30.0 allows authenticated CI users to generate arbitrary account names."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "LOW",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L",
"version": "3.1"
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"format": "CVSS",
"scenarios": [
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"value": "GENERAL"
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"problemTypes": [
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"descriptions": [
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"description": "CWE-290: Authentication Bypass by Spoofing",
"lang": "en",
"type": "CWE"
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"providerMetadata": {
"dateUpdated": "2026-10-08T15:11:04.585Z",
"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"shortName": "GitLab"
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"references": [
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"url": "https://ecp-ci.gitlab.io/docs/releasenotes/jacamar/jacamar_0.30.0.html"
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"solutions": [
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"lang": "en",
"value": "This issue presents a serious risk to all versions of Jacamar CI prior to v0.30.0\nwhen used with GitLab Server v13.11 or later, or with v13.10 when the\n`allow_projects_to_create_service_accounts` feature flag enabled. If you are\nunable to immediately upgrade to the latest release, you can mitigate the risk by\nrestricting the allowed accounts or groups in the configuration, or by using the\nRunAs validation script to check for bot accounts. Please see the release notes for\na complete example."
}
],
"title": "Authentication Bypass by Spoofing in Jacamar CI"
}
},
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"cveId": "CVE-2026-107589",
"datePublished": "2026-10-08T15:11:04.585Z",
"dateReserved": "2026-10-08T11:33:21.365Z",
"dateUpdated": "2026-10-08T19:14:14.226Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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