CVE-2026-41286
CVE-2026-41286 is a medium-severity vulnerability in Watchguard Agent with a CVSS 3.x base score of 6.5. 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-121.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v4: 7.1
- EPSS exploit prediction: 0% (12th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-27834
- Weakness: CWE-121
- Affected product: Watchguard Agent
- Published:
- Last modified:
Description
Stack-based Buffer Overflow vulnerability in the WatchGuard Agent discovery service on Windows allows Overflow Buffers. An unauthenticated attacker on the same local network could exploit this vulnerability to crash the agent service.
Frequently asked questions
- What is CVE-2026-41286?
- Stack-based Buffer Overflow vulnerability in the WatchGuard Agent discovery service on Windows allows Overflow Buffers. An unauthenticated attacker on the same local network could exploit this vulnerability to crash the agent service.
- How severe is CVE-2026-41286?
- CVE-2026-41286 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2026-41286 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-41286?
- CVE-2026-41286 affects Watchguard Agent. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-41286?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-41286 have an EU (EUVD) identifier?
- Yes. CVE-2026-41286 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-27834.
- When was CVE-2026-41286 published?
- CVE-2026-41286 was published on 2026-05-06 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:watchguard:agent:*:*:*:*:*:windows:*:*
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