CVE-2026-22550
CVE-2026-22550 is a high-severity vulnerability in Elecom Wrc-x1500gsa-b Firmware with a CVSS 3.x base score of 8.8. 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-78.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v4: 8.6
- EPSS exploit prediction: 2% (74th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-5270
- Weakness: CWE-78
- Affected product: Elecom Wrc-x1500gsa-b Firmware
- Published:
- Last modified:
Description
OS command injection vulnerability exists in ELECOM wireless LAN products. A crafted request from a logged-in user may lead to an arbitrary OS command execution.
Frequently asked questions
- What is CVE-2026-22550?
- OS command injection vulnerability exists in ELECOM wireless LAN products. A crafted request from a logged-in user may lead to an arbitrary OS command execution.
- How severe is CVE-2026-22550?
- CVE-2026-22550 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-22550 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-22550?
- CVE-2026-22550 primarily affects Elecom Wrc-x1500gsa-b Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2026-22550?
- 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-2026-22550 have an EU (EUVD) identifier?
- Yes. CVE-2026-22550 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5270.
- When was CVE-2026-22550 published?
- CVE-2026-22550 was published on 2026-02-03 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:o:elecom:wrc-x1500gsa-b_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:elecom:wrc-x1500gs-b_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Elecom Wrc-x1500gsa-b Firmware
- CVE-2026-24465 — Critical (CVSS 9.8): Stack-based buffer overflow vulnerability exists in ELECOM wireless LAN access point devices. A crafted packet may lead…
- CVE-2024-40883 — High (CVSS 8.8): Cross-site request forgery vulnerability exists in ELECOM wireless LAN routers. Viewing a malicious page while logging…
- CVE-2026-24449 — Medium (CVSS 4.6): For WRC-X1500GS-B and WRC-X1500GSA-B, the initial passwords can be calculated easily from the system information.
All CVEs affecting Elecom Wrc-x1500gsa-b Firmware →
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