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BI
Product
BIRD
by nic · last CVE Oct 18, 2026
4
CVEs
0
On KEV
7.5
Max CVSS
1
New 30D
Vulnerabilities4In the news0Timeline
Severity mix
Critical 0High 1Medium 2Low 1
Severity
All severities4Critical0High1Medium2Low1
Exploitation
On CISA KEV0Exploited in the wild0
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Add BIRD to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2019-16159
7.5
3%
Sep 9
BIRD Internet Routing Daemon 1.6.x through 1.6.7 and 2.x through 2.0.5 has a stack-based buffer overflow
Affected: 1.6.0 through 1.6.7; 2.0.0 through 2.0.5
CVE-2021-26928
6.8
1%
Jun 4
BIRD through 2.0.7 does not provide functionality for password authentication of BGP peers
Affected: through 2.0.7
CVE-2026-49943
6.3
0%
Jun 2
CZ.NIC BIRD Internet Routing Daemon through 2.19.0 contains a stack-based buffer overflow in the BGP AS_PATH mask matching implementation in nest/a-path.c
Affected: through 2.19.0
CVE-2026-112112
2.3
0%
Oct 18
An IPv6 FlowSpec validation bypass in the CZ.NIC BIRD Internet Routing Daemon allows an established BGP peer to inject FlowSpec rules matching destinations outside the address…
Affected: 2.0.9 through 2.20.0; 3.0.0 through 3.4.0
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