CVE-2026-35058
6.9
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
Summary
Improper validation of packet length during tls-crypt-v2 key extraction in OpenVPN 2.6.0 through 2.6.19 and 2.7_alpha1 through 2.7.1 allows authenticated attackers to trigger a fatal assertion and cause a denial of service via a specially crafted packet.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| OpenVPN | OpenVPN | 2.6.0 <= 2.6.19 | affected |
| OpenVPN | OpenVPN | 2.7_alpha1 <= 2.7.1 | affected |
Weaknesses
- CWE-617: CWE-617 Reachable assertion
ADP Enrichment
CVE Program Container
Additional References
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://community.openvpn.net/Security%20Announcements/CVE-2026-35058
- https://community.openvpn.net/ReleaseHistory#openvpn-272-released-22-april-2026
- https://community.openvpn.net/ReleaseHistory#openvpn-2620-released-22-april-2026
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