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CVE-2026-26988

LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Versions 25.12.0 and below contain an SQL Injection vulnerability in the ajax_table.php endpoint. The application fails to properly sanitize or parameterize user input when processing IPv6 address searches. Specifically, the address parameter is split into an address and a prefix, and the prefix portion is directly concatenated into the SQL query string without validation. This allows an attacker to inject arbitrary SQ
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:e0e58ff150a75d4281cf8372fd55cf5247d512a19d203259e4d3b7522596d3cf
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"librenms","vendor":"librenms","versions":[{"status":"affected","version":"< 26.2.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:d9e484a14a6f471e9efceb9613356f79ce839a9865f1ec78cef105ce19331055 · sha256:2786ac6c2f2c145a… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.3,"baseSeverity":"CRITICAL","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:d9e484a14a6f471e9efceb9613356f79ce839a9865f1ec78cef105ce19331055 · sha256:2786ac6c2f2c145a… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-89","description":"CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:d9e484a14a6f471e9efceb9613356f79ce839a9865f1ec78cef105ce19331055 · sha256:2786ac6c2f2c145a… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/librenms/librenms/commit/15429580baba03ed1dd377bada1bde4b7a1175a1","tags":["x_refsource_MISC"],"url":"https://github.com/librenms/librenms/commit/15429580baba03ed1dd377bada1bde4b7a1175a1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d9e484a14a6f471e9efceb9613356f79ce839a9865f1ec78cef105ce19331055 · sha256:2786ac6c2f2c145a… · /containers/cna/references/2
{"name":"https://github.com/librenms/librenms/pull/18777","tags":["x_refsource_MISC"],"url":"https://github.com/librenms/librenms/pull/18777"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d9e484a14a6f471e9efceb9613356f79ce839a9865f1ec78cef105ce19331055 · sha256:2786ac6c2f2c145a… · /containers/cna/references/1
{"name":"https://github.com/librenms/librenms/security/advisories/GHSA-h3rv-q4rq-pqcv","tags":["x_refsource_CONFIRM"],"url":"https://github.com/librenms/librenms/security/advisories/GHSA-h3rv-q4rq-pqcv"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:d9e484a14a6f471e9efceb9613356f79ce839a9865f1ec78cef105ce19331055 · sha256:2786ac6c2f2c145a… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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