How severe is CVE-2025-11666?

CVE-2025-11666 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-11666 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-11666?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-11666 have an EU (EUVD) identifier?

Yes. CVE-2025-11666 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34055.

When was CVE-2025-11666 published?

CVE-2025-11666 was published on 2025-10-13 and last updated on 2026-06-17.

CVE-2025-11666

CVE-2025-11666 is a medium-severity vulnerability with a CVSS 3.x base score of 6.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-255.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 6.5
CVSS v4: 7.0
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-34055
Weakness: CWE-255
Published: 2025-10-13
Last modified: 2026-06-17

Description

A flaw has been found in Tenda RP3 Pro up to 22.5.7.93. This impacts an unknown function of the file force_upgrade.sh of the component Firmware Update Handler. Executing manipulation of the argument current_force_upgrade_pwd can lead to use of hard-coded password. The attack can only be executed locally. The exploit has been published and may be used.

Frequently asked questions

What is CVE-2025-11666?: A flaw has been found in Tenda RP3 Pro up to 22.5.7.93. This impacts an unknown function of the file force_upgrade.sh of the component Firmware Update Handler. Executing manipulation of the argument current_force_upgrade_pwd can lead to use of hard-coded password. The attack can only be executed locally. The exploit has been published and may be used.
How severe is CVE-2025-11666?: CVE-2025-11666 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-11666 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-11666?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-11666 have an EU (EUVD) identifier?: Yes. CVE-2025-11666 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34055.
When was CVE-2025-11666 published?: CVE-2025-11666 was published on 2025-10-13 and last updated on 2026-06-17.

References

Other CWE-255 (Credentials Management Errors) vulnerabilities

CVE-2016-0898 — Critical (CVSS 10.0): MySQL for PCF tiles 1.7.x before 1.7.10 were discovered to log the AWS access key in plaintext. These credentials were…
CVE-2015-7906 — Critical (CVSS 10.0): LOYTEC LIP-3ECTB 6.0.1, LINX-100, LVIS-3E100, and LIP-ME201 devices allow remote attackers to read a password-hash…
CVE-2015-7856 — Critical (CVSS 10.0): OpenNMS has a default password of rtc for the rtc account, which makes it easier for remote attackers to obtain access…
CVE-2014-9736 — Critical (CVSS 10.0): GE Healthcare Centricity Clinical Archive Audit Trail Repository has a default password of initinit for the (1) SSL key…
CVE-2014-7233 — Critical (CVSS 10.0): GE Healthcare Precision THUNIS-800+ has a default password of (1) 1973 for the factory default System Utilities menu,…
CVE-2014-7232 — Critical (CVSS 10.0): GE Healthcare Discovery XR656 and XR656 G2 has a password of (1) 2getin for the insite user, (2) 4$xray for the xruser…

Browse all CWE-255 (Credentials Management Errors) vulnerabilities →