CVE-2026-20280 (GCVE-0-2026-20280)
Vulnerability from cvelistv5
Published
2026-09-02 16:14
Modified
2026-09-16 03:56
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-703 - Improper Check or Handling of Exceptional Conditions
Summary
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities.
The vulnerabilities tracked by CVE-2026-20280 are related to improper checking or handling of exceptional condition issues that are grouped under the Common Weakness Enumeration (CWE) CWE-703.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Cisco | Cisco IOS XR Software |
Version: 6.5.29 Version: 7.0.1 Version: 6.5.26 Version: 6.5.25 Version: 6.5.28 Version: 6.5.90 Version: 7.1.1 Version: 7.0.90 Version: 6.7.1 Version: 7.0.2 Version: 7.1.15 Version: 7.2.1 Version: 7.1.2 Version: 6.7.2 Version: 7.0.11 Version: 7.0.12 Version: 7.0.14 Version: 7.1.25 Version: 7.2.12 Version: 7.3.1 Version: 7.1.3 Version: 6.7.3 Version: 7.4.1 Version: 7.2.2 Version: 6.7.4 Version: 6.5.31 Version: 7.3.15 Version: 7.3.16 Version: 6.8.1 Version: 7.4.15 Version: 6.5.32 Version: 7.3.2 Version: 7.5.1 Version: 7.4.16 Version: 7.3.27 Version: 7.6.1 Version: 7.5.2 Version: 7.8.1 Version: 7.6.15 Version: 7.5.12 Version: 7.8.12 Version: 7.3.3 Version: 7.7.1 Version: 6.8.2 Version: 7.3.4 Version: 7.4.2 Version: 6.7.35 Version: 6.9.1 Version: 7.6.2 Version: 7.5.3 Version: 7.7.2 Version: 6.9.2 Version: 7.9.1 Version: 7.10.1 Version: 7.8.2 Version: 7.5.4 Version: 6.5.33 Version: 7.8.22 Version: 7.7.21 Version: 7.9.2 Version: 7.3.5 Version: 7.5.5 Version: 7.11.1 Version: 7.9.21 Version: 7.10.2 Version: 24.1.1 Version: 7.6.3 Version: 7.3.6 Version: 7.5.52 Version: 7.11.2 Version: 24.2.1 Version: 24.1.2 Version: 24.2.11 Version: 24.3.1 Version: 24.4.1 Version: 24.2.2 Version: 7.8.23 Version: 7.11.21 Version: 24.2.20 Version: 24.3.2 Version: 24.4.10 Version: 6.5.35 Version: 25.1.1 Version: 24.4.2 Version: 24.3.20 Version: 24.4.15 Version: 25.2.1 Version: 6.5.351 Version: 25.1.2 Version: 24.3.30 Version: 25.3.1 Version: 6.5.352 Version: 24.4.30 Version: 24.2.21 Version: 25.4.1 Version: 25.2.2 Version: 25.2.15 Version: 7.2.0 Version: 7.0.0 Version: 25.2.30 Version: 6.5.353 Version: 26.1.1 Version: 25.1.30 Version: 25.3.15 Version: 26.2.100 Version: 25.4.2 Version: 26.2.1 Version: 25.4.30 Version: 26.1.2 Version: 25.4.201 Version: 26.2.101 |
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\"affected\", \"version\": \"7.6.3\"}, {\"status\": \"affected\", \"version\": \"7.3.6\"}, {\"status\": \"affected\", \"version\": \"7.5.52\"}, {\"status\": \"affected\", \"version\": \"7.11.2\"}, {\"status\": \"affected\", \"version\": \"24.2.1\"}, {\"status\": \"affected\", \"version\": \"24.1.2\"}, {\"status\": \"affected\", \"version\": \"24.2.11\"}, {\"status\": \"affected\", \"version\": \"24.3.1\"}, {\"status\": \"affected\", \"version\": \"24.4.1\"}, {\"status\": \"affected\", \"version\": \"24.2.2\"}, {\"status\": \"affected\", \"version\": \"7.8.23\"}, {\"status\": \"affected\", \"version\": \"7.11.21\"}, {\"status\": \"affected\", \"version\": \"24.2.20\"}, {\"status\": \"affected\", \"version\": \"24.3.2\"}, {\"status\": \"affected\", \"version\": \"24.4.10\"}, {\"status\": \"affected\", \"version\": \"6.5.35\"}, {\"status\": \"affected\", \"version\": \"25.1.1\"}, {\"status\": \"affected\", \"version\": \"24.4.2\"}, {\"status\": \"affected\", \"version\": \"24.3.20\"}, {\"status\": \"affected\", \"version\": \"24.4.15\"}, {\"status\": \"affected\", \"version\": \"25.2.1\"}, {\"status\": \"affected\", \"version\": \"6.5.351\"}, {\"status\": \"affected\", \"version\": \"25.1.2\"}, {\"status\": \"affected\", \"version\": \"24.3.30\"}, {\"status\": \"affected\", \"version\": \"25.3.1\"}, {\"status\": \"affected\", \"version\": \"6.5.352\"}, {\"status\": \"affected\", \"version\": \"24.4.30\"}, {\"status\": \"affected\", \"version\": \"24.2.21\"}, {\"status\": \"affected\", \"version\": \"25.4.1\"}, {\"status\": \"affected\", \"version\": \"25.2.2\"}, {\"status\": \"affected\", \"version\": \"25.2.15\"}, {\"status\": \"affected\", \"version\": \"7.2.0\"}, {\"status\": \"affected\", \"version\": \"7.0.0\"}, {\"status\": \"affected\", \"version\": \"25.2.30\"}, {\"status\": \"affected\", \"version\": \"6.5.353\"}, {\"status\": \"affected\", \"version\": \"26.1.1\"}, {\"status\": \"affected\", \"version\": \"25.1.30\"}, {\"status\": \"affected\", \"version\": \"25.3.15\"}, {\"status\": \"affected\", \"version\": \"26.2.100\"}, {\"status\": \"affected\", \"version\": \"25.4.2\"}, {\"status\": \"affected\", \"version\": \"26.2.1\"}, {\"status\": \"affected\", \"version\": \"25.4.30\"}, {\"status\": \"affected\", \"version\": \"26.1.2\"}, {\"status\": \"affected\", \"version\": \"25.4.201\"}, {\"status\": \"affected\", \"version\": \"26.2.101\"}], \"defaultStatus\": \"unknown\"}], \"exploits\": [{\"lang\": \"en\", \"value\": \"The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerabilities that are described in this advisory.\"}], \"references\": [{\"url\": \"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxr-qg64NcM\", \"name\": \"cisco-sa-hardening-iosxr-qg64NcM\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"As part of Cisco\u0027s ongoing commitment to proactive security and product quality, the\u0026nbsp;Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities.\\r\\n\\r\\nThe vulnerabilities tracked by CVE-2026-20280 are related to improper checking or handling of exceptional condition issues that are grouped under the Common Weakness Enumeration (CWE) CWE-703.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"cwe\", \"cweId\": \"CWE-703\", \"description\": \"Improper Check or Handling of Exceptional Conditions\"}]}], \"providerMetadata\": {\"orgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"shortName\": \"cisco\", \"dateUpdated\": \"2026-09-09T18:56:46.633Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-20280\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-09-15T17:03:58.986Z\", \"dateReserved\": \"2025-10-08T11:59:15.403Z\", \"assignerOrgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"datePublished\": \"2026-09-02T16:14:19.941Z\", \"assignerShortName\": \"cisco\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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