CVE-2026-8670General(avantra / avantra)

LOWCVSS 9.6 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Insufficient session expiration vulnerability in syslink software AG Avantra on Linux, Windows allows Reusing Session IDs (aka Session Replay). This issue affects Avantra: before 25.3.1.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-613

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • avantra
  • linux_kernel
  • windows

Threat summary

  • 3 mentions across 3 observed days
  • Momentum state: stable

What's happening

  • General: 2 classified signals
  • Disclo​sure: 1 classified signal
  • Peaked 2d ago at 1 mentions (2026-06-05); latest day: 1
  • 3 total mentions across 3 days

Affected systems

Products
avantralinux_kernelwindows

1 version affected across 3 products

Deep dive

Activity timeline3 mentions / 3d
00111Mentions · 2026-06-05: 1Mentions · 2026-06-07: 1Mentions · 2026-06-08: 106-0506-0706-08
Signal classification2 categories
General
266.7%
Disclo​sure
133.3%
Referenced assets1 URL
By indicator
Classification over time
DateTotalLabels
2026-06-051
General1
2026-06-071
General1
2026-06-081
Disclo​sure1
Full discourse3 posts
  • ケイ | IT・セキュリティ系副業Webライター@Teeeda_worker
    Disclo​sure

    【緊急】CVE-2026-8670 Avantraに深刻な脆弱性|即時対応が必要 https://www.cybernote.click/2026/06/05/cve-2026-8670-avantra/ #IT #Security #cybersecurity

    Post summary

    The post alerts that CVE‑2026‑8670 is a severe vulnerability in Avantra and calls for immediate action, but it offers no further technical details, PoC, or exploit information.

    0000042
    209 followersView on X
  • ケイ | IT・セキュリティ系副業Webライター@Teeeda_worker
    General

    【緊急】CVE-2026-8670 Avantraに深刻な脆弱性|即時対応が必要 https://www.cybernote.click/2026/06/05/cve-2026-8670-avantra/ #IT #Security #cybersecurity

    Post summary

    The post alerts to a critical CVE‑2026‑8670 vulnerability in Avantra, urging immediate attention but offers no further technical or operational details.

    0000049
    209 followersView on X
  • ケイ | IT・セキュリティ系副業Webライター@Teeeda_worker
    General

    【緊急】CVE-2026-8670 Avantraに深刻な脆弱性|即時対応が必要 https://www.cybernote.click/2026/06/05/cve-2026-8670-avantra/ #IT #Security #cybersecurity

    Post summary

    The post merely announces a CVE with a reference link, lacking any PoC, exploit, patch, or technical specifics.

    0000037
    209 followersView on X
CPE platform detail3 entries

3 of 3 entries

PartVendorProductVersionTarget SWTarget HW
Appavantraavantra---
OSlinuxlinux_kernel---
OSmicrosoftwindows---

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