CVE-2026-7153
CVE-2026-7153 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-77.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- CVSS v4: 8.9
- EPSS exploit prediction: 2% (75th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-25915
- Weakness: CWE-77
- Published:
- Last modified:
Description
A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setMiniuiHomeInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument sys_info results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.
Frequently asked questions
- What is CVE-2026-7153?
- A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setMiniuiHomeInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument sys_info results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.
- How severe is CVE-2026-7153?
- CVE-2026-7153 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-7153 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-7153?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2026-7153 have an EU (EUVD) identifier?
- Yes. CVE-2026-7153 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-25915.
- When was CVE-2026-7153 published?
- CVE-2026-7153 was published on 2026-04-27 and last updated on 2026-06-17.
References
- https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_317/README.md
- https://vuldb.com/submit/801139
- https://vuldb.com/vuln/359752
- https://vuldb.com/vuln/359752/cti
- https://www.totolink.net/
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