CVE-2025-46626: Reuse of a static AES key and initialization vector for encrypted traffic to the 'ate' management service of t

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HIGH 7.3REMOTEMITIGATE

CVE-2025-46626 is a high-severity flaw (CVSS 7.3) affecting rx2 pro firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Reuse of a static AES key and initialization vector for encrypted traffic to the 'ate' management service of the Tenda RX2 Pro 16.03.30.14 allows an attacker to decrypt, replay, and/or forge traffic to the service.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-326
Published	2025-05-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: tenda

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-05-01 20:15 UTCPublished CVE record published
2026-06-17 09:26 UTCUpdated Record last modified

tenda rx2 pro firmware MITIGATE

Affected: 16.03.30.14

Fixed in: no fixed release known

Safe to downgrade to: a release before 16.03.30.14

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-46626?

rx2 pro firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-46626 being exploited?

CVE-2025-46626 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-46626 affect?

CVE-2025-46626 affects rx2 pro firmware. Severity is high (CVSS 7.3). Reuse of a static AES key and initialization vector for encrypted traffic to the 'ate' management service of the Tenda RX2 Pro 16.03.30.14 allows an attacker to decrypt, replay, and/or forge traffic to the service.

How urgent is CVE-2025-46626?

Priority 39/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-46635 HIGH 7.1 MITIGATE An issue was discovered on Tenda RX2 Pro 16.03.30.14 devices
CVE-2025-46634 HIGH 8.2 MITIGATE Cleartext transmission of sensitive information in the web management portal of the Tenda RX2 Pro 16.03.30.14
CVE-2025-46633 HIGH 8.2 MITIGATE Cleartext transmission of sensitive information in the web management portal of the Tenda RX2 Pro 16.03.30.14
CVE-2025-46632 MEDIUM 6.5 MITIGATE Initialization vector (IV) reuse in the web management portal of the Tenda RX2 Pro 16.03.30.14 may allow an at
CVE-2025-46631 MEDIUM 6.5 MITIGATE Improper access controls in the web management portal of the Tenda RX2 Pro 16.03.30.14 allows an unauthenticat

References

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