CVE-2026-8849
📛 CVE Title
Use After Free vulnerability in RTI Connext Professional (Security Plugins) allows File Manipulation.
Description
Use After Free vulnerability in RTI Connext Professional (Security Plugins) allows File Manipulation. This issue affects Connext Professional: from 7.6.0 before 7.7.0.1.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- RTI
- CVSS severity
- HIGH
- CVSS score
- 7.7 / 10
- CVSS vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N- Effective score
- 7.7 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-416 - Reserved
- 2026-05-18
- Published
- 2026-09-22 17:50 UTC
- Last updated
- 2026-09-22 18:54 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/8xxx/CVE-2026-8849.json
- Linked Threat
- CVE-2026-8849 — Use After Free vulnerability in RTI Connext Professional (Security Plugins) allows File Manipulation.
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-09-22 18:17:29 UTC
- NVD last modified
- 2026-09-22 19:37:36 UTC
NVD / KEV / EPSS data refreshed 2026-09-23 02:33 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-84609 - Assigner
- RTI
- Published
- Sep 22, 2026, 5:50:14 PM
- Updated
- Sep 23, 2026, 3:56:00 AM
- EUVD base score (CVSS 4.0)
-
7.7 / 10
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - EUVD-reported EPSS
- 0.0000
- Vendors
- RTI
- Products
-
Connext Professional (7.6.0 <7.7.0.1)
- Aliases
-
GHSA-948q-f884-cp8f
ENISA description: Use After Free vulnerability in RTI Connext Professional (Security Plugins) allows File Manipulation. This issue affects Connext Professional: from 7.6.0 before 7.7.0.1.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| RTI | Connext Professional |
7.6.0 (affected)
|
— |
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
Web references (0)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
No web references attached yet.
NVD-tagged references (1)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://www.rti.com/vulnerabilities/#cve-2026-8849 3f572a00-62e2-4423-959a-7ea25eff1638
Remediations (10)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:blog.qualys.com
What can I do before Microsoft releases a patch ? Qualys TruRisk™ Eliminate provides a recommended mitigation for CVE - 2026 -69414 that can be applied to affected systems while Microsoft works on a fix . Assets can then be reassessed in Qualys VMDR to verify the remediation outcome.
2026-09-23 15:14 UTC -
web:cybersecuritynews.com
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has issued Binding Operational Directive (BOD) 26-04, titled "Prioritizing Security Updates Based on Risk," compelling all Federal Civilian Executive Branch (FCEB) agencies to remediate the most dangerous known exploited vulnerabilities within just three calendar days.
2026-09-23 15:14 UTC -
web:msrc.microsoft.com
The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.
2026-09-23 15:14 UTC -
web:msrc.microsoft.com
Security Update Guide - Microsoft Security Response Center
2026-09-23 15:14 UTC -
web:securityonline.info
Patch and Mitigation Steps Update Chrome now through Settings, then About Chrome. Restart the browser to apply the fix . Full details appear in the official Chrome stable channel release notes. Chromium-based browsers like Edge, Brave, and Opera share the same engine. Watch for their updates and apply them too.
2026-09-23 15:14 UTC -
web:senserva.com
Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.
2026-09-23 15:14 UTC -
web:www.cisecurity.org
<p>Multiple vulnerabilities have been discovered in Microsoft products, the most severe of which could allow for remote code execution. Successful exploitation of the most severe of these vulnerabilities could result in an attacker gaining the same privileges as the logged-on user. Depending on the privileges associated with the user, an attacker could then install programs; view, change, or ...
2026-09-23 15:14 UTC -
web:www.manageengine.com
Learn about CVE - 2026 -74849, a remote code execution vulnerability in the GINA client that allowed code execution as the SYSTEM user from the Windows logon screen in ADSelfService Plus.
2026-09-23 15:14 UTC -
web:www.secpod.com
Google patches CVE - 2026 -87491, an actively exploited Chrome V8 zero-day enabling code execution. Learn affected versions, risks, and fixes.
2026-09-23 15:14 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's September 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-09-23 15:14 UTC
AI Forensic Analysis
Only Available for Registered Users. Sign in to view.
Raw JSON
The full cvelistV5 record. Download as CVE-2026-8849.json.
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-8849",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-09-22T18:54:43.508775Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-09-22T18:54:55.279Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"modules": [
"Security Plugins"
],
"packageName": "connext_professional",
"packageURL": "pkg:generic/connext_professional",
"product": "Connext Professional",
"vendor": "RTI",
"versions": [
{
"lessThan": "7.7.0.1",
"status": "affected",
"version": "7.6.0",
"versionType": "custom"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:rti:connext_professional:*:*:*:*:*:*:*:*",
"versionEndExcluding": "7.7.0.1",
"versionStartIncluding": "7.6.0",
"vulnerable": true
}
],
"negated": false,
"operator": "OR"
}
]
}
],
"datePublic": "2026-09-15T17:46:55.893Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Use After Free vulnerability in RTI Connext Professional (Security Plugins) allows File Manipulation.<p>This issue affects Connext Professional: from 7.6.0 before 7.7.0.1.</p>"
}
],
"value": "Use After Free vulnerability in RTI Connext Professional (Security Plugins) allows File Manipulation. This issue affects Connext Professional: from 7.6.0 before 7.7.0.1."
}
],
"impacts": [
{
"capecId": "CAPEC-165",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-165 File Manipulation"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"attackVector": "NETWORK",
"baseScore": 7.7,
"baseSeverity": "HIGH",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "HIGH",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "Security Extensions Enabled"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-416",
"description": "CWE-416 Use After Free",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-09-22T17:50:14.809Z",
"orgId": "3f572a00-62e2-4423-959a-7ea25eff1638",
"shortName": "RTI"
},
"references": [
{
"url": "https://www.rti.com/vulnerabilities/#cve-2026-8849"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Use After Free vulnerability in RTI Connext Professional (Security Plugins) allows File Manipulation.",
"x_generator": {
"engine": "RTI Lubna 1.18.7"
}
}
},
"cveMetadata": {
"assignerOrgId": "3f572a00-62e2-4423-959a-7ea25eff1638",
"assignerShortName": "RTI",
"cveId": "CVE-2026-8849",
"datePublished": "2026-09-22T17:50:14.809Z",
"dateReserved": "2026-05-18T15:46:09.935Z",
"dateUpdated": "2026-09-22T18:54:55.279Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}