CVE-2026-8673
📛 CVE Title
Password re-initialization mechanism sends passwords in plain text
Description
Unprotected transport of credentials vulnerability in syslink software AG Avantra on Linux, Windows allows Sniffing Attacks. This issue affects Avantra: before 25.3.0.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- NCSC.ch
- CVSS severity
- MEDIUM
- CVSS score
- 5.9 / 10
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N- Effective score
- 5.9 / 10 MEDIUM source: CNA overview
- CWE(s)
-
CWE-523 - Reserved
- 2026-05-15
- Published
- 2026-05-22 13:18 UTC
- Last updated
- 2026-05-22 15:04 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/8xxx/CVE-2026-8673.json
- Linked Threat
- CVE-2026-8673 — CVE-2026-8673
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.
- EPSS score
- 0.0003 (probability of exploitation in next 30 days)
- EPSS percentile
- 7.74% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24
NVD / KEV / EPSS data refreshed 2026-05-25 00:22 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-2026-31436 - Assigner
- NCSC.ch
- Published
- May 22, 2026, 1:18:16 PM
- Updated
- May 22, 2026, 3:04:07 PM
- EUVD base score (CVSS 3.1)
-
5.9 / 10
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N - EUVD-reported EPSS
- 0.0300
- Vendors
- syslink software AG
- Products
-
Avantra (0 <25.3.0)
- Aliases
-
GHSA-v88w-jgrg-7946
ENISA description: Unprotected transport of credentials vulnerability in syslink software AG Avantra on Linux, Windows allows Sniffing Attacks. This issue affects Avantra: before 25.3.0.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| syslink software AG | Avantra |
0 (affected)
|
Linux, Windows |
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
- https://support.avantra.com/hc/en-us/articles/5535621927071 vendor-advisory
Web references (4)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- https://www.first.org/epss/ tenable:www.first.org
- https://nvd.nist.gov/vuln/detail/CVE-2026-8673 tenable:nvd.nist.gov
- https://support.avantra.com/hc/en-us/articles/5535621927071 tenable:support.avantra.com
- https://www.cve.org/CVERecord?id=CVE-2026-8673 tenable:www.cve.org
Remediations (16)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:community.ui.com
Published: May 21, 2026 Updated: May 22, 2026 Version: 1.1 Revision: 1.1 Summary 1 of 5 A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute a Command Injection. Affected Products: UniFi OS Server (Version 5.0.6 and earlier) Mitigation : Update your UniFi OS Server to Version 5.0.8 or later ...
2026-05-26 03:10 UTC -
web:cybersecuritynews.com
Microsoft released its March 2026 Patch Tuesday security update on March 10, 2026 , addressing 78 vulnerabilities across Windows, Microsoft Office, Azure, SQL Server, and .NET. The update includes one actively exploited zero-day vulnerability and multiple Critical-rated flaws demanding immediate attention from security teams. The most urgent fix this month is CVE - 2026 -21262, the sole zero-day ...
2026-05-26 03:10 UTC -
web:github.com
A new and improved community patch for BO3. . Contribute to shiversoftdev/t7patch development by creating an account on GitHub.
2026-05-26 03:10 UTC -
web:nvd.nist.gov
An official website of the United States government Here's how you know
2026-05-26 03:10 UTC -
web:source.android.com
This Section contains the available Android Security Bulletins, which provide fixes for possible issues affecting Android devices.
2026-05-26 03:10 UTC -
web:support.google.com
Tip: If your device is certified but fails the fix steps, check if you need to install any security updates. If you still experience this issue, contact your device manufacturer for a Play Protect-certified device. Learn how to check and update your Android version.
2026-05-26 03:10 UTC -
web:support.microsoft.com
The following summary outlines key issues addressed by this update. The bold text within the brackets indicates the item or area of the change. [Networking] Fixed: This update addresses a security issue in the Windows Routing and Remote Access Service (RRAS) management tool. If you connect to a malicious remote server, an attacker could disrupt the tool or run code on your device. For more ...
2026-05-26 03:10 UTC -
web:www.cisa.gov
Although BOD 22-01 only applies to FCEB agencies, CISA strongly urges all organizations to reduce their exposure to cyberattacks by prioritizing timely remediation of KEV Catalog vulnerabilities as part of their vulnerability management practice. CISA will continue to add vulnerabilities to the catalog that meet the specified criteria.
2026-05-26 03:10 UTC -
web:www.oracle.com
This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.
2026-05-26 03:10 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-05-26 03:10 UTC -
web:nvd.nist.gov
An official website of the United States government Here's how you know
2026-06-03 22:33 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-06-03 22:33 UTC -
web:securityaffairs.com
Google patched a critical Android flaw (CVE‑2026‑0073) that lets attackers run code remotely without user action.
2026-06-03 22:33 UTC -
web:source.android.com
Android partners are encouraged to fix all issues in this bulletin and use the latest security patch level. Devices that use the 2025-11-01 security patch level must include all issues associated with that security patch level, as well as fixes for all issues reported in previous security bulletins.
2026-06-03 22:33 UTC -
web:www.oracle.com
This Critical Security Patch Update contains 35 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Security Patch Update and other Oracle Software Security Assurance activities is located at May 2026 Critical Security Patch Update: Executive Summary and Analysis.
2026-06-03 22:33 UTC -
web:www.securityweek.com
Google announced on Monday the release of an Android update patching a critical vulnerability that can be exploited for remote code execution.
2026-06-03 22:33 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-8673.json.
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