CVE-2026-7273
CVE-2026-7273: 1 tracked advisory record across Zyxel. CISA KEV listed; exploitation observed. Compare vendor sources.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Zyxel
1 advisory- Advisory severityHigh8.8
High [CVE-2026-7273] stack-based buffer overflow vulnerability in the CGI program of Zyxel GS1900-48HPv2 firmware versions through 2.90(ABTQ.1)C0 could allow a LAN-based, unauthenticated attacker to exploit the flaw and potentially execute OS commands via a crafted HTTP request
CVE-2026-7273Source published Source updated
A stack-based buffer overflow vulnerability in the CGI program of Zyxel GS1900-48HPv2 firmware versions through 2.90(ABTQ.1)C0 could allow a LAN-based, unauthenticated attacker to exploit the flaw and potentially execute OS commands via a crafted HTTP request. Affected products named by the advisory: GS1900-8 firmware; GS1900-8HP firmware; GS1900-10HP firmware; GS1900-16 firmware; and 3 more.
- Affected products in this advisory
- GS1900-48HPv2 firmware
- GS1900-8 firmware
- GS1900-8HP firmware
- GS1900-10HP firmware
4 more entries in the full advisory.
- Source-reported affected versions
- through 2.90
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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