132 lines
5.3 KiB
JSON
132 lines
5.3 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-28405",
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"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"state": "PUBLISHED",
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"assignerShortName": "GitHub_M",
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"dateReserved": "2026-02-27T15:33:57.289Z",
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"datePublished": "2026-03-05T20:06:13.433Z",
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"dateUpdated": "2026-03-06T17:04:05.190Z"
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},
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"containers": {
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"cna": {
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"title": "MarkUs: Stored XSS in Submission HTML Preview Enables Instructor-Context Actions",
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-79",
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"lang": "en",
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"description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
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"type": "CWE"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"availabilityImpact": "HIGH",
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"baseScore": 8,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"scope": "UNCHANGED",
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"userInteraction": "REQUIRED",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H",
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"version": "3.1"
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}
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}
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],
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"references": [
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{
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"name": "https://github.com/MarkUsProject/Markus/security/advisories/GHSA-p5pc-pxrj-3893",
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://github.com/MarkUsProject/Markus/security/advisories/GHSA-p5pc-pxrj-3893"
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},
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{
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"name": "https://github.com/MarkUsProject/Markus/commit/55d74f2ddb72d2ec2f29aa2b4cb6b2da10755036",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/MarkUsProject/Markus/commit/55d74f2ddb72d2ec2f29aa2b4cb6b2da10755036"
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},
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{
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"name": "https://github.com/MarkUsProject/Markus/releases/tag/v2.9.1",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/MarkUsProject/Markus/releases/tag/v2.9.1"
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}
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],
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"affected": [
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{
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"vendor": "MarkUsProject",
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"product": "Markus",
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"versions": [
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{
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"version": "< 2.9.1",
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"status": "affected"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"shortName": "GitHub_M",
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"dateUpdated": "2026-03-05T20:06:13.433Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "MarkUs is a web application for the submission and grading of student assignments. Prior to version 2.9.1, the courses/<:course_id>/assignments/<:assignment_id>/submissions/html_content route reads the contents of a student-submitted file and renders them without sanitization. This issue has been patched in version 2.9.1."
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}
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],
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"source": {
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"advisory": "GHSA-p5pc-pxrj-3893",
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"discovery": "UNKNOWN"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-03-06T17:03:57.120331Z",
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"id": "CVE-2026-28405",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-03-06T17:04:05.190Z"
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}
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}
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]
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}
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} |