CVE-2025-12669 (GCVE-0-2025-12669)
Vulnerability from cvelistv5 – Published: 2026-05-14 05:38 – Updated: 2026-05-14 17:47
VLAI
EPSS
VEX
Title
Improper Control of Generation of Code ('Code Injection') in GitLab
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.11 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to inject HTML and JavaScript into email notifications sent to other users due to improper input sanitization.
Severity
5.4 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-14 17:46 UTC
CWE
- CWE-94 - Improper Control of Generation of Code ('Code Injection')
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://hackerone.com/reports/3368096 | technical-descriptionexploitpermissions-required |
| https://gitlab.com/gitlab-org/gitlab/-/work_items… | |
| https://about.gitlab.com/releases/2026/05/13/patc… |
Impacted products
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-12669",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-14T17:46:54.867865Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-05-14T17:47:03.748Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "GitLab",
"repo": "git://git@gitlab.com:gitlab-org/gitlab.git",
"vendor": "GitLab",
"versions": [
{
"lessThan": "18.9.7",
"status": "affected",
"version": "15.11",
"versionType": "semver"
},
{
"lessThan": "18.10.6",
"status": "affected",
"version": "18.10",
"versionType": "semver"
},
{
"lessThan": "18.11.3",
"status": "affected",
"version": "18.11",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Thanks [ricardobrito](https://hackerone.com/ricardobrito) for reporting this vulnerability through our HackerOne bug bounty program"
}
],
"descriptions": [
{
"lang": "en",
"value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.11 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to inject HTML and JavaScript into email notifications sent to other users due to improper input sanitization."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-94",
"description": "CWE-94: Improper Control of Generation of Code (\u0027Code Injection\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-14T05:38:37.338Z",
"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"shortName": "GitLab"
},
"references": [
{
"name": "HackerOne Bug Bounty Report #3368096",
"tags": [
"technical-description",
"exploit",
"permissions-required"
],
"url": "https://hackerone.com/reports/3368096"
},
{
"url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/579385"
},
{
"url": "https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/"
}
],
"solutions": [
{
"lang": "en",
"value": "Upgrade to versions 18.9.7, 18.10.6, 18.11.3 or above."
}
],
"title": "Improper Control of Generation of Code (\u0027Code Injection\u0027) in GitLab"
}
},
"cveMetadata": {
"assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"assignerShortName": "GitLab",
"cveId": "CVE-2025-12669",
"datePublished": "2026-05-14T05:38:37.338Z",
"dateReserved": "2025-11-03T21:33:31.186Z",
"dateUpdated": "2026-05-14T17:47:03.748Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2025-12669",
"date": "2026-10-18",
"epss": "0.00176",
"percentile": "0.06664"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "GitLab",
"repo": "git://git@gitlab.com:gitlab-org/gitlab.git",
"vendor": "GitLab",
"versions": [
{
"lessThan": "18.9.7",
"status": "affected",
"version": "15.11",
"versionType": "semver"
},
{
"lessThan": "18.10.6",
"status": "affected",
"version": "18.10",
"versionType": "semver"
},
{
"lessThan": "18.11.3",
"status": "affected",
"version": "18.11",
"versionType": "semver"
}
]
}
],
"source": "cve@gitlab.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"matchCriteriaId": "623B188B-8EC5-436E-80C6-1B5CB8D41BEB",
"versionEndExcluding": "18.9.7",
"versionStartIncluding": "15.11.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"matchCriteriaId": "91908ABD-B01C-4F31-985A-9C746595C5AD",
"versionEndExcluding": "18.9.7",
"versionStartIncluding": "15.11.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"matchCriteriaId": "98488AF5-9D73-47EC-B7CB-41766FBC3774",
"versionEndExcluding": "18.10.6",
"versionStartIncluding": "18.10.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"matchCriteriaId": "E79D4F10-88B3-4AA7-BC5E-3FC8FA698969",
"versionEndExcluding": "18.10.6",
"versionStartIncluding": "18.10.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"matchCriteriaId": "4215ACCD-67B6-4394-AD76-1CE39077FCD2",
"versionEndExcluding": "18.11.3",
"versionStartIncluding": "18.11.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"matchCriteriaId": "DA0D6580-3530-4D76-81CE-D852BCE0D411",
"versionEndExcluding": "18.11.3",
"versionStartIncluding": "18.11.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.11 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to inject HTML and JavaScript into email notifications sent to other users due to improper input sanitization."
},
{
"lang": "es",
"value": "GitLab ha remediado un problema en GitLab CE/EE que afectaba a todas las versiones desde la 15.11 hasta las anteriores a la 18.9.7, desde la 18.10 hasta las anteriores a la 18.10.6, y desde la 18.11 hasta las anteriores a la 18.11.3 que podr\u00eda haber permitido a un usuario autenticado inyectar HTML y JavaScript en las notificaciones por correo electr\u00f3nico enviadas a otros usuarios debido a una sanitizaci\u00f3n de entrada inadecuada."
}
],
"id": "CVE-2025-12669",
"lastModified": "2026-10-14T13:10:00.187",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.3,
"impactScore": 2.7,
"source": "cve@gitlab.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-12669",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-14T17:46:54.867865Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-05-14T06:16:19.370",
"references": [
{
"source": "cve@gitlab.com",
"tags": [
"Release Notes"
],
"url": "https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/"
},
{
"source": "cve@gitlab.com",
"tags": [
"Not Applicable"
],
"url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/579385"
},
{
"source": "cve@gitlab.com",
"tags": [
"Permissions Required"
],
"url": "https://hackerone.com/reports/3368096"
}
],
"sourceIdentifier": "cve@gitlab.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-94"
}
],
"source": "cve@gitlab.com",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-06-05T19:42:33+00:00",
"cve": "CVE-2025-12669",
"id": "CVE-2025-12669",
"initial_release_date": "2025-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Improper Control of Generation of Code (\u0027Code Injection\u0027) in GitLab",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-12669.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-12669",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-14T17:46:54.867865Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-05-14T17:46:59.537Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unaffected",
"product": "GitLab",
"repo": "git://git@gitlab.com:gitlab-org/gitlab.git",
"vendor": "GitLab",
"versions": [
{
"lessThan": "18.9.7",
"status": "affected",
"version": "15.11",
"versionType": "semver"
},
{
"lessThan": "18.10.6",
"status": "affected",
"version": "18.10",
"versionType": "semver"
},
{
"lessThan": "18.11.3",
"status": "affected",
"version": "18.11",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Thanks [ricardobrito](https://hackerone.com/ricardobrito) for reporting this vulnerability through our HackerOne bug bounty program"
}
],
"descriptions": [
{
"lang": "en",
"value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.11 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to inject HTML and JavaScript into email notifications sent to other users due to improper input sanitization."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-94",
"description": "CWE-94: Improper Control of Generation of Code (\u0027Code Injection\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-14T05:38:37.338Z",
"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"shortName": "GitLab"
},
"references": [
{
"name": "HackerOne Bug Bounty Report #3368096",
"tags": [
"technical-description",
"exploit",
"permissions-required"
],
"url": "https://hackerone.com/reports/3368096"
},
{
"url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/579385"
},
{
"url": "https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/"
}
],
"solutions": [
{
"lang": "en",
"value": "Upgrade to versions 18.9.7, 18.10.6, 18.11.3 or above."
}
],
"title": "Improper Control of Generation of Code (\u0027Code Injection\u0027) in GitLab"
}
},
"cveMetadata": {
"assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
"assignerShortName": "GitLab",
"cveId": "CVE-2025-12669",
"datePublished": "2026-05-14T05:38:37.338Z",
"dateReserved": "2025-11-03T21:33:31.186Z",
"dateUpdated": "2026-05-14T17:47:03.748Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
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.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
Loading timeline…
Loading…
Loading…
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.