FKIE_CVE-2026-0711

Vulnerability from fkie_nvd - Published: 2026-04-28 03:16 - Updated: 2026-07-08 15:26
Summary
A post-authentication command injection vulnerability in the EasyMesh-related APIs of Zyxel DX3300-T0 firmware versions through 5.50(ABVY.7.1)C0 could allow an authenticated, adjacent attacker with administrator privileges to execute OS commands on an affected device.
Impacted products
Vendor Product Version
zyxel nr5307_firmware *
zyxel nr5307 -
zyxel nebula_fwa515_firmware *
zyxel nebula_fwa515 -
zyxel dx3300-t0_firmware *
zyxel dx3300-t0 -
zyxel dx3300-t1_firmware *
zyxel dx3300-t1 -
zyxel dx3301-t0_firmware *
zyxel dx3301-t0 -
zyxel dx5401-b0_firmware *
zyxel dx5401-b0 -
zyxel dx5401-b1_firmware *
zyxel dx5401-b1 -
zyxel ee3301-00_firmware *
zyxel ee3301-00 -
zyxel ee5301-00_firmware *
zyxel ee5301-00 -
zyxel ee6510-10_firmware *
zyxel ee6510-10 -
zyxel emg3525-t50b_firmware *
zyxel emg3525-t50b -
zyxel emg5523-t50b_firmware *
zyxel emg5523-t50b -
zyxel ex3300-t0_firmware *
zyxel ex3300-t0 -
zyxel ex3300-t1_firmware *
zyxel ex3300-t1 -
zyxel ex3301-t0_firmware *
zyxel ex3301-t0 -
zyxel ex3500-t0_firmware *
zyxel ex3500-t0 -
zyxel ex3501-t0_firmware *
zyxel ex3501-t0 -
zyxel ex3600-t0_firmware *
zyxel ex3600-t0 -
zyxel ex5401-b0_firmware *
zyxel ex5401-b0 -
zyxel ex5401-b1_firmware *
zyxel ex5401-b1 -
zyxel ex5512-t0_firmware *
zyxel ex5512-t0 -
zyxel ex5601-t0_firmware *
zyxel ex5601-t0 -
zyxel ex5601-t1_firmware *
zyxel ex5601-t1 -
zyxel ex7501-b0_firmware *
zyxel ex7501-b0 -
zyxel vmg3625-t50b_firmware *
zyxel vmg3625-t50b -
zyxel vmg8623-t50b_firmware *
zyxel vmg8623-t50b -
zyxel ax7501-b0_firmware *
zyxel ax7501-b0 -
zyxel ax7501-b1_firmware *
zyxel ax7501-b1 -
zyxel pe3301-00_firmware *
zyxel pe3301-00 -
zyxel pe5301-01_firmware *
zyxel pe5301-01 -
zyxel px5302-00_firmware *
zyxel px5302-00 -
zyxel px5301-t0_firmware *
zyxel px5301-t0 -
zyxel we3300-00_firmware *
zyxel we3300-00 -
zyxel wx3100-t0_firmware *
zyxel wx3100-t0 -
zyxel we4600-00_firmware *
zyxel we4600-00 -
zyxel wx5600-t0_firmware *
zyxel wx5600-t0 -

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      "value": "A post-authentication command injection vulnerability in the EasyMesh-related APIs of Zyxel DX3300-T0 firmware versions through 5.50(ABVY.7.1)C0 could allow an authenticated, adjacent attacker with administrator privileges to execute OS commands on an affected device."
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          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.8,
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          "role": "CISA Coordinator",
          "timestamp": "2026-04-28T00:00:00+00:00",
          "version": "2.0.3"
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  "published": "2026-04-28T03:16:02.167",
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      "source": "security@zyxel.com.tw",
      "tags": [
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      "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-and-wireless-extenders-04-28-2026"
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          "value": "CWE-78"
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      "source": "security@zyxel.com.tw",
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}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Detection rules are retrieved from Rulezet.

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