CVE-2026-9532
CVE-2026-9532 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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: Medium (CVSS 3.x base score 6.3)
- CVSS v2: 6.5
- CVSS v4: 2.1
- EPSS exploit prediction: 2% (76th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-31794
- Weakness: CWE-77
- Published:
- Last modified:
Description
A security vulnerability has been detected in Totolink CA750-PoE 6.2c.510. The affected element is the function setUploadUserData of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument FileName leads to os command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.
Frequently asked questions
- What is CVE-2026-9532?
- A security vulnerability has been detected in Totolink CA750-PoE 6.2c.510. The affected element is the function setUploadUserData of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument FileName leads to os command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.
- How severe is CVE-2026-9532?
- CVE-2026-9532 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2026-9532 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-9532?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-9532 have an EU (EUVD) identifier?
- Yes. CVE-2026-9532 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31794.
- When was CVE-2026-9532 published?
- CVE-2026-9532 was published on 2026-05-26 and last updated on 2026-06-17.
References
- https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_55/55.md
- https://vuldb.com/submit/813930
- https://vuldb.com/vuln/365559
- https://vuldb.com/vuln/365559/cti
- https://www.totolink.net/
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