VulnSocial

CVE-2026-5176Disclosure(totolink / a3300r)

LOWCVSS 9.8 · CRITICAL

Signal is active with 3 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

A security flaw has been discovered in Totolink A3300R 17.0.0cu.557_b20221024. Affected is the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument provided results in command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks.

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0.0/ 10 priority

Sources & remediation

Exploit / PoC references
Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-74CWE-77

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

NONE

Are you affected?

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

  • a3300r
  • a3300r_firmware

Threat summary

  • 3 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 3 classified signals
  • 3 total mentions across 1 day

Affected systems

Vendors
totolink
Products
a3300ra3300r_firmware

2 versions affected across 2 products

Deep dive

Activity timeline3 mentions / 1d
01223Mentions · 2026-03-31: 3Technical Details · 2026-03-31: 203-31
Signal classification1 categories
Disclosure
3100.0%
Referenced assets3 URLs
Full discourse3 posts
  • CVEarity@CVEarity
    Disclosure

    ⚡ New CVE Alert: CVE-2026-5176 📊 Severity: 7.3 🚨 Risk Level: High 🧩 Affects: Multiple / Unspecified Products Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-5176 #CVE-2026-5176 #CVE #High #CyberSecurity #InfoSec https://t.co/GQ9QWBSOYf

    Post summary

    The tweet announces a newly identified CVE (CVE-2026-5176) with a severity score of 7.3 but provides no additional technical details, exploit information, or mitigation steps.

    0001029
    123 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-5176 A security flaw has been discovered in Totolink A3300R 17.0.0cu.557_b20221024. Affected is the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi. Performing a mani… https://www.cve.org/CVERecord?id=CVE-2026-5176

    Post summary

    The post reports that CVE-2026-5176, affecting Totolink A3300R’s setSyslogCfg function in /cgi-bin/cstecgi.cgi, has been discovered, but provides no PoC, exploit, or patch information.

    0001092
    56.9K followersView on X
  • CyberDudeBivash® | Global Cybersecurity Company@cyberbivash
    Disclosure

    🚨 CYBERDUDEBIVASH SENTINEL APEX ALERT 🚨 Threat: CVE-2026-5176 - Totolink A3300R cstecgi.cgi setSyslogCfg command injection Intel Report: https://ift.tt/tgJr1zG

    Post summary

    The brief states the existence of a command injection vulnerability (CVE-2026-5176) in Totolink A3300R, links to an Intel report, but provides no PoC, exploit, patch, or indication of active spread.

    0001035
    281 followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
HWtotolinka3300r---
OStotolinka3300r_firmware17.0.0cu.557_b20221024--

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