CVE-2025-9579
CVE-2025-9579 is a medium-severity vulnerability in B-link Bl-x26 Firmware 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-78.
Key facts
- Severity: Medium (CVSS 3.x base score 6.3)
- CVSS v2: 6.5
- CVSS v4: 2.1
- EPSS exploit prediction: 7% (93rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-26137
- Weakness: CWE-78
- Affected product: B-link Bl-x26 Firmware
- Published:
- Last modified:
Description
A weakness has been identified in LB-LINK BL-X26 1.2.8. The impacted element is an unknown function of the file /goform/set_hidessid_cfg of the component HTTP Handler. This manipulation of the argument enable causes os command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be exploited. The vendor was contacted early about this disclosure but did not respond in any way.
Frequently asked questions
- What is CVE-2025-9579?
- A weakness has been identified in LB-LINK BL-X26 1.2.8. The impacted element is an unknown function of the file /goform/set_hidessid_cfg of the component HTTP Handler. This manipulation of the argument enable causes os command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be exploited. The vendor was contacted early about this disclosure but did not respond in any way.
- How severe is CVE-2025-9579?
- CVE-2025-9579 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-2025-9579 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-9579?
- CVE-2025-9579 affects B-link Bl-x26 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-9579?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-9579 have an EU (EUVD) identifier?
- Yes. CVE-2025-9579 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26137.
- When was CVE-2025-9579 published?
- CVE-2025-9579 was published on 2025-08-28 and last updated on 2026-06-17.
References
- https://github.com/lin-3-start/lin-cve/blob/main/B-Link%20X26%20V1.2.8-1/B-Link%20X26%20V1.2.8.md
- https://github.com/lin-3-start/lin-cve/blob/main/B-Link%20X26%20V1.2.8-1/B-Link%20X26%20V1.2.8.md#3-poc
- https://vuldb.com/?ctiid.321692
- https://vuldb.com/?id.321692
- https://vuldb.com/?submit.636082
Affected products (1)
- cpe:2.3:o:b-link:bl-x26_firmware:1.2.8:*:*:*:*:*:*:*
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