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Cisco IOS Xr
Product
Products
Cisco
Cisco IOS Xr
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Operating system
cisco-ios-xr
Affected by
…
Versions
306
Type
Operating system
Why is it called this? 18 raw source names
Affected
…
Runs on
…
Versions
306
CVE-2026-76505
affected
90%
90%
high
7.5
2026-10-21
CVE-2026-20278
affected
60%
60%
high
8.8
2026-09-02
CVE-2026-20280
affected
95%
95%
high
8.8
2026-09-02
CVE-2026-20279
affected
60%
60%
critical
9.8
2026-09-02
CVE-2026-20275
affected
60%
60%
high
8.8
2026-09-02
CVE-2026-20274
affected
95%
95%
critical
9.8
2026-09-02
CVE-2026-20276
affected
95%
95%
high
8.6
2026-09-02
CVE-2026-20277
affected
60%
60%
high
8.2
2026-09-02
CVE-2026-20118
affected
60%
60%
medium
6.8
2026-03-11
CVE-2026-20046
affected
v < 25.2.2
95%
95%
high
8.8
2026-03-11
CVE-2026-20074
affected
7.8.0 ≤ v < 25.2.2
95%
95%
high
7.4
2026-03-11
CVE-2026-20040
affected
v < 25.2.21
25.3.1 ≤ v < 25.4.2
95%
95%
high
8.8
2026-03-11
CVE-2025-20363
affected
95%
95%
critical
9
2025-09-25
CVE-2025-20340
affected
60%
60%
high
7.4
2025-09-10
CVE-2025-20159
affected
60%
60%
medium
5.3
2025-09-10
CVE-2025-20248
affected
95%
95%
medium
6
2025-09-10
CVE-2025-20154
affected
95%
95%
high
8.6
2025-05-07
CVE-2025-20209
affected
95%
95%
high
7.5
2025-03-12
CVE-2025-20177
affected
v < 7.11.21
24.2 ≤ v < 24.2.2
24.3 ≤ v < 24.3.2
95%
95%
medium
6.7
2025-03-12
CVE-2025-20146
affected
95%
95%
high
8.6
2025-03-12
1–50 of
217
CVEs
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