VulnSocial

CVE-2026-5177Disclosure(totolink / a3300r)

LOWCVSS 8.8 · HIGH

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 weakness has been identified in Totolink A3300R 17.0.0cu.557_b20221024. Affected by this vulnerability is the function setWiFiBasicCfg of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument rxRate can lead to command injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.

totolink CVEsBack to dashboard
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 3 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: 303-31
Signal classification1 categories
Disclosure
3100.0%
Referenced assets3 URLs
Full discourse3 posts
  • CVEarity@CVEarity
    Disclosure

    ⚡ New CVE Alert: CVE-2026-5177 📊 Severity: 6.3 🚨 Risk Level: Medium 🧩 Affects: Multiple / Unspecified Products Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-5177 #CVE-2026-5177 #CVE #Medium #CyberSecurity #InfoSec https://t.co/3sGUVr3ArY

    Post summary

    The tweet announces the discovery of CVE-2026-5177, noting its severity (6.3) and medium risk level for multiple products, without additional technical or exploitation details.

    0000022
    123 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-5177 A weakness has been identified in Totolink A3300R 17.0.0cu.557_b20221024. Affected by this vulnerability is the function setWiFiBasicCfg of the file /cgi-bin/cstecgi.cg… https://www.cve.org/CVERecord?id=CVE-2026-5177

    Post summary

    The post announces a vulnerability in Totolink A3300R firmware affecting the setWiFiBasicCfg function; no proof‑of‑concept, exploit code, or patch details are given.

    0000074
    56.9K followersView on X
  • CyberDudeBivash® | Global Cybersecurity Company@cyberbivash
    Disclosure

    🚨 CYBERDUDEBIVASH SENTINEL APEX ALERT 🚨 Threat: CVE-2026-5177 - Totolink A3300R cstecgi.cgi setWiFiBasicCfg command injection Intel Report: https://ift.tt/cy2SJqi

    Post summary

    The tweet announces the discovery of CVE‑2026‑5177, a command‑injection flaw in Totolink A3300R, without evidence of exploitation or available patch.

    0000031
    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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