Exploitation evidence
Known exploited · CISA KEV listed
Added 2022-07-29. Ransomware campaign use: Unknown.
CISA required action: Apply updates per vendor instructions.
CISA due date: 2022-08-19. This is the catalog’s deadline, not an assessment of your organization’s exposure.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
Atlassian / Questions For Confluence
Default status: Not specified
- affected: 2.7.34
- affected: 2.7.35
- affected: 3.0.2
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.98241,
"percentile": 0.99916
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.98241,
"percentile": 0.99916
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.98241,
"percentile": 0.99916
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.98241,
"percentile": 0.99916
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.98241,
"percentile": 0.99915
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.98241,
"percentile": 0.99915
}06 Nov 2026, 06:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.98241,
"percentile": 0.99915
}05 Nov 2026, 00:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T04:56:37.662Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://jira.atlassian.com/browse/CONFSERVER-79483"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://confluence.atlassian.com/doc/confluence-security-advisory-2022-07-20-1142446709.html"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2022-26138",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-01-28T21:47:41.648320Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2022-07-29",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26138"
},
"type": "kev"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-01-12T21:22:06.527Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"government-resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26138"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Questions For Confluence",
"vendor": "Atlassian",
"versions": [
{
"status": "affected",
"version": "2.7.34"
},
{
"status": "affected",
"version": "2.7.35"
},
{
"status": "affected",
"version": "3.0.2"
}
]
}
],
"datePublic": "2022-07-20T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "The Atlassian Questions For Confluence app for Confluence Server and Data Center creates a Confluence user account in the confluence-users group with the username disabledsystemuser and a hardcoded password. A remote, unauthenticated attacker with knowledge of the hardcoded password could exploit this to log into Confluence and access all content accessible to users in the confluence-users group. This user account is created when installing versions 2.7.34, 2.7.35, and 3.0.2 of the app."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-798",
"description": "Use of Hard-coded Credentials (CWE-798)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2022-07-20T17:25:26.000Z",
"orgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66",
"shortName": "atlassian"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://jira.atlassian.com/browse/CONFSERVER-79483"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://confluence.atlassian.com/doc/confluence-security-advisory-2022-07-20-1142446709.html"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "security@atlassian.com",
"DATE_PUBLIC": "2022-07-20T00:00:00",
"ID": "CVE-2022-26138",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Questions For Confluence",
"version": {
"version_data": [
{
"version_affected": "=",
"version_value": "2.7.34"
},
{
"version_affected": "=",
"version_value": "2.7.35"
},
{
"version_affected": "=",
"version_value": "3.0.2"
}
]
}
}
]
},
"vendor_name": "Atlassian"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "The Atlassian Questions For Confluence app for Confluence Server and Data Center creates a Confluence user account in the confluence-users group with the username disabledsystemuser and a hardcoded password. A remote, unauthenticated attacker with knowledge of the hardcoded password could exploit this to log into Confluence and access all content accessible to users in the confluence-users group. This user account is created when installing versions 2.7.34, 2.7.35, and 3.0.2 of the app."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Use of Hard-coded Credentials (CWE-798)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://jira.atlassian.com/browse/CONFSERVER-79483",
"refsource": "MISC",
"url": "https://jira.atlassian.com/browse/CONFSERVER-79483"
},
{
"name": "https://confluence.atlassian.com/doc/confluence-security-advisory-2022-07-20-1142446709.html",
"refsource": "MISC",
"url": "https://confluence.atlassian.com/doc/confluence-security-advisory-2022-07-20-1142446709.html"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66",
"assignerShortName": "atlassian",
"cveId": "CVE-2022-26138",
"datePublished": "2022-07-20T17:25:26.913Z",
"dateReserved": "2022-02-25T00:00:00.000Z",
"dateUpdated": "2026-01-12T21:22:06.527Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.98241,
"percentile": 0.99915
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.98241,
"percentile": 0.99916
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.98241,
"percentile": 0.99915
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2022-26138",
"cwes": [
"CWE-798"
],
"dateAdded": "2022-07-29",
"dueDate": "2022-08-19",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://confluence.atlassian.com/doc/questions-for-confluence-security-advisory-2022-07-20-1142446709.html; https://nvd.nist.gov/vuln/detail/CVE-2022-26138",
"product": "Confluence",
"requiredAction": "Apply updates per vendor instructions.",
"shortDescription": "Atlassian Questions For Confluence App has hard-coded credentials, exposing the username and password in plaintext. A remote unauthenticated attacker can use these credentials to log into Confluence and access all content accessible to users in the confluence-users group.",
"vendorProject": "Atlassian",
"vulnerabilityName": "Atlassian Questions For Confluence App Hard-coded Credentials Vulnerability"
}