CVE-2026-2188
CVE-2026-2188 is a high-severity vulnerability in Utt 521g Firmware with a CVSS 3.x base score of 7.2. 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-78.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- CVSS v2: 8.3
- CVSS v4: 7.3
- EPSS exploit prediction: 7% (94th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-5762
- Weakness: CWE-78
- Affected product: Utt 521g Firmware
- Published:
- Last modified:
Description
A vulnerability was determined in UTT 进取 521G 3.1.1-190816. The impacted element is the function sub_446B18 of the file /goform/formPdbUpConfig. Executing a manipulation of the argument policyNames can lead to os command injection. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized.
Frequently asked questions
- What is CVE-2026-2188?
- A vulnerability was determined in UTT 进取 521G 3.1.1-190816. The impacted element is the function sub_446B18 of the file /goform/formPdbUpConfig. Executing a manipulation of the argument policyNames can lead to os command injection. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized.
- How severe is CVE-2026-2188?
- CVE-2026-2188 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-2188 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-2188?
- CVE-2026-2188 affects Utt 521g Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-2188?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2026-2188 have an EU (EUVD) identifier?
- Yes. CVE-2026-2188 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5762.
- When was CVE-2026-2188 published?
- CVE-2026-2188 was published on 2026-02-08 and last updated on 2026-06-17.
References
- https://github.com/cha0yang1/UTT521G/blob/main/RCE2.md
- https://vuldb.com/?ctiid.344891
- https://vuldb.com/?id.344891
- https://vuldb.com/?submit.749733
Affected products (1)
- cpe:2.3:o:utt:521g_firmware:3.1.1-190816:*:*:*:*:*:*:*
More vulnerabilities in Utt 521g Firmware
- CVE-2026-2182 — High (CVSS 7.2): A weakness has been identified in UTT 进取 521G 3.1.1-190816. Affected by this issue is the function doSystem of the…
All CVEs affecting Utt 521g Firmware →
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