131 lines
5.1 KiB
JSON
131 lines
5.1 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-2026-23478",
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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": "2026-01-13T15:47:41.627Z",
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"datePublished": "2026-01-13T21:37:35.541Z",
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"dateUpdated": "2026-01-14T16:56:25.582Z"
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},
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"containers": {
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"cna": {
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"title": "Cal.com has an Authentication Bypass via Unvalidated Email in Custom JWT Callback",
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-602",
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"lang": "en",
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"description": "CWE-602: Client-Side Enforcement of Server-Side Security",
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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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"descriptions": [
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{
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"cweId": "CWE-639",
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"lang": "en",
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"description": "CWE-639: Authorization Bypass Through User-Controlled Key",
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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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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "HIGH",
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"vulnAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "HIGH",
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"subIntegrityImpact": "HIGH",
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"subAvailabilityImpact": "LOW",
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"baseScore": 10,
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"baseSeverity": "CRITICAL",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L",
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"version": "4.0"
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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/calcom/cal.com/security/advisories/GHSA-7hg4-x4pr-3hrg",
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://github.com/calcom/cal.com/security/advisories/GHSA-7hg4-x4pr-3hrg"
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}
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],
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"affected": [
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{
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"vendor": "calcom",
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"product": "cal.com",
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"versions": [
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{
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"version": ">= 3.1.6, < 6.0.7",
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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": "2026-01-13T21:37:35.541Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "Cal.com is open-source scheduling software. From 3.1.6 to before 6.0.7, there is a vulnerability in a custom NextAuth JWT callback that allows attackers to gain full authenticated access to any user's account by supplying a target email address via session.update(). This vulnerability is fixed in 6.0.7."
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}
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],
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"source": {
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"advisory": "GHSA-7hg4-x4pr-3hrg",
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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": "2026-01-14T16:56:18.762218Z",
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"id": "CVE-2026-23478",
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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": "yes"
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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": "2026-01-14T16:56:25.582Z"
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}
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}
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]
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}
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} |