CVE-2026-2129Disclosure(dlink / dir-823x)

LOWCVSS 7.3 · HIGH

Exploit discussion active in current signal (1 latest mentions)

Immediate actions

  • Patch dlink dir-823x systems immediately
  • Hunt for exploitation attempts and persistence artifacts
  • Increase monitoring for publicly documented tradecraft

Recommended action window: High priority (within 72h)

NVD description

A vulnerability was found in D-Link DIR-823X 250416. Affected by this issue is some unknown functionality of the file /goform/set_ac_status. Performing a manipulation of the argument ac_ipaddr/ac_ipstatus/ap_randtime results in os command injection. The attack may be initiated remotely. The exploit has been made public and could be used.

2.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-77CWE-78

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

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

  • dir-823x
  • dir-823x_firmware

Threat summary

  • Public PoC is present in monitored signal
  • Patch or workaround signal is available
  • 4 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • PoC mentioned or linked in 1 signal
  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • General: 1 classified signal
  • Peaked 1d ago at 3 mentions (2026-02-08); latest day: 1
  • 4 total mentions across 2 days

Affected systems

Vendors
Products
dir-823xdir-823x_firmware

2 versions affected across 2 products

Deep dive

Activity timeline4 mentions / 2d
01223Mentions · 2026-02-08: 3Mentions · 2026-02-13: 1PoC Mentioned / Linked · 2026-02-08: 1Patch / Workaround · 2026-02-08: 1Technical Details · 2026-02-08: 1Technical Details · 2026-02-13: 102-0802-13
Signal classification3 categories
Disclosure
250.0%
General
125.0%
Patch
125.0%
Referenced assets4 URLs
Classification over time
DateTotalLabels
2026-02-083
Disclosure1General1Patch1
2026-02-131
Disclosure1
Full discourse4 posts
  • CVE@CVEnew
    Disclosure

    CVE-2026-2129 A vulnerability was found in D-Link DIR-823X 250416. Affected by this issue is some unknown functionality of the file /goform/set_ac_status. Performing a manipulation o… https://www.cve.org/CVERecord?id=CVE-2026-2129

    Post summary

    CVE-2026-2129 is a newly identified vulnerability in the D‑Link DIR‑823X router, affecting an unknown functionality of the /goform/set_ac_status file; no PoC, exploit, or patch details are provided.

    00020205
    56.5K followersView on X
  • CRAC Learning - Tech@cracbot
    Disclosure

    CVE-2026-2129 (CVSS:7.3, HIGH) is Analyzed. A vulnerability was found in D-Link DIR-823X 250416. Affected by this issue is some unknown functionality of the file /g..https://nvd.nist.gov/vuln/detail/CVE-2026-2129 #cybersecurityawareness #cybersecurity #CVE #infosec #hacker #nvd #mitre

    Post summary

    CVE-2026-2129 is a high‑severity vulnerability disclosed for the D‑Link DIR‑823X, affecting an unknown functionality of the /g file. No exploit, patch, or PoC information is provided.

    0000132
    171 followersView on X
  • OffSeq | Adversary Tactics for Cyber Resilience@offseq
    Patch

    🚨 HIGH severity: OS command injection in D-Link DIR-823X (v250416) lets attackers run remote commands — no auth needed! Exploit code is public. Patch ASAP or restrict access. https://radar.offseq.com/threat/cve-2026-2129-os-command-injection-in-d-link-dir-8-54513fc4 #OffSeq #D... https://t.co/dshRnFagOR

    Post summary

    A high‑severity OS command injection (CVE‑2026‑2129) in D‑Link DIR‑823X with publicly available exploit code—prompt patching or access restriction is advised.

    0001053
    268 followersView on X
  • RedPacket Security@RedPacketSec
    General

    CVE Alert: CVE-2026-2129 - D-Link - DIR-823X - https://www.redpacketsecurity.com/cve-alert-cve-2026-2129-d-link-dir-823x/ #OSINT #ThreatIntel #CyberSecurity #cve-2026-2129 #d-link #dir-823x

    Post summary

    The tweet announces a CVE (CVE-2026-2129) affecting the D-Link DIR-823X and links to a website for further details, but provides no technical or exploit information.

    0000096
    3.5K followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
HWdlinkdir-823x---
OSdlinkdir-823x_firmware250416--

Explore more