Page generated: 09 Nov 2026, 12:51 UTC
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CVE-2023-39780

On ASUS RT-AX55 3.0.0.4.386.51598 devices, authenticated attackers can perform OS command injection via the /start_apply.htm qos_bw_rulelist parameter. NOTE: for the similar "token-generated module" issue, see CVE-2023-41345; for the similar "token-refresh module" issue, see CVE-…

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On ASUS RT-AX55 3.0.0.4.386.51598 devices, authenticated attackers can perform OS command injection via the /start_apply.htm qos_bw_rulelist parameter. NOTE: for the similar "token-generated module" issue, see CVE-2023-41345; for the similar "token-refresh module" issue, see CVE-2023-41346; for the similar "check token module" issue, see CVE-2023-41347; and for the similar "code-authentication module" issue, see CVE-2023-41348.
CVSS 8.8 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.5/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 8.8: +1.32
  • Fresh EPSS: 39.51%: +0.20

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 10 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

SecurityWeek
Press · 20 Nov 2025, 08:00 · Over 50,000 Asus Routers Hacked in ‘Operation WrtHug’ - SecurityWeek
The Hacker News
Press · 19 Nov 2025, 08:00 · WrtHug Exploits Six ASUS WRT Flaws to Hijack Tens of Thousands of EoL Routers Worldwide - The Hacker News
BleepingComputer
Press · 14 Nov 2025, 08:00 · ASUS warns of critical auth bypass flaw in DSL series routers - BleepingComputer
ZDNET
Press · 05 Jun 2025, 07:00 · Is your Asus router part of a botnet? How to check – and what you can do - ZDNET
Field Effect
Press · 30 May 2025, 07:00 · 9,000 ASUS routers compromised in botnet campaign - Field Effect
See all 10 source documents
ISPreview UK
Press · 29 May 2025, 07:00 · Multiple ASUS Routers Impacted by New Security Vulnerability UPDATED - ISPreview UK
eSecurity Planet
Press · 29 May 2025, 07:00 · Over 9,000 Routers Hijacked: ASUS Users Caught in Ongoing Cyber Operation - eSecurity Planet
GreyNoise
Press · 28 May 2025, 07:00 · GreyNoise Discovers Stealthy Backdoor Campaign Affecting Thousands of ASUS Routers - GreyNoise
SC Media
Press · 28 May 2025, 07:00 · ASUS router backdoors affect 9K devices, persist after firmware updates - SC Media
The Hacker News
Press · 23 May 2025, 07:00 · ViciousTrap Uses Cisco Flaw to Build Global Honeypot from 5,300 Compromised Devices - The Hacker News

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 8.5 (2026-11-02 15:13). The curve appears once the score changes.

Public exploit evidence

0

Public exploit entries / repo candidates

Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 8.8; EPSS 39.5%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, low privileges, no user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:58:57.142227+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
11 Sep 2023, 00:00
First press mention
23 May 2025, 07:00
Added to the CISA KEV catalog
02 Jun 2025, 00:00
Latest press mention
20 Nov 2025, 08:00
Score calculated
05 Nov 2026, 13:58