VulnSocial

CVE-2026-19789Disclosure

LOWCVSS 7.4 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

A vulnerability was determined in Tenda AC1206 15.03.06.23_multi_TD01. This vulnerability affects the function set_wl_guest_iplist of the file /goform/WifiGuestSet of the component httpd web management interface. This manipulation of the argument shareSpeed causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

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0.5/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-119CWE-121

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Threat summary

  • Patch or workaround signal is available
  • 3 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 1 classified signal
  • General: 1 classified signal
  • Peaked 1d ago at 2 mentions (2026-08-14); latest day: 1
  • 3 total mentions across 2 days

Deep dive

Activity timeline3 mentions / 2d
01122Mentions · 2026-08-14: 2Mentions · 2026-08-15: 1Patch / Workaround · 2026-08-15: 1Technical Details · 2026-08-14: 1Technical Details · 2026-08-15: 108-1408-15
Signal classification3 categories
Disclosure
133.3%
General
133.3%
Patch
133.3%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-08-142
Disclosure1General1
2026-08-151
Patch1
Full discourse3 posts
  • Hugo | DevOps | Cybersecurity 🇱🇻@HugoValters
    Patch

    CVE-2026-19789 – Critical stack buffer overflow in Tenda AC1206 via /goform/WifiGuestSet. Remote RCE possible. CVSS 8.8. Unpatched. Update or isolate now. #CVE #Tenda #infosec https://www.valtersit.com/cve/CVE-2026-19789 #CVE #infosec #SysAdmin #cybersecurity #Linux #infosec #devsecops #devops #developer #sysadmin #100daysofcode #git #github #gitlab #redteam #blueteam #ethicalhacker #ethicalhacking #cybersecurityawareness #cybersecurity #cybersecuritynews #cybersecuritytips #python #hacker #linux #kali #ubuntu #debian #ukraine #spain #ireland #unitedkingdom #canada #finland #estonia #lithuania #ireland #hungary #denmark #norway #malta

    Post summary

    A stack buffer overflow in Tenda AC1206 (CVE‑2026‑19789) allows remote RCE; while no exploit code is provided, the post urges users to patch or isolate the device.

    0000052
    1.0K followersView on X
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-19789 A vulnerability was determined in Tenda AC1206 15.03.06.23_multi_TD01. This vulnerability affects the function set_wl_guest_iplist of the file /goform/WifiGuestSet of… https://www.cve.org/CVERecord?id=CVE-2026-19789 ----- Traducción: CVE-2026-19789 Se … https://infoflow.cloud`

    Post summary

    The post announces CVE-2026-19789 against the Tenda AC1206, describing the affected function and file but providing no PoC, exploit, or mitigation.

    0000026
    98 followersView on X
  • CVE@CVEnew
    General

    CVE-2026-19789 A vulnerability was determined in Tenda AC1206 15.03.06.23_multi_TD01. This vulnerability affects the function set_wl_guest_iplist of the file /goform/WifiGuestSet of… https://www.cve.org/CVERecord?id=CVE-2026-19789

    Post summary

    The post reports a vulnerability in the Tenda AC1206 firmware that impacts the set_wl_guest_iplist function, with details available on the CVE record URL.

    000001.0K
    57.9K followersView on X

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