Prototype Pollution in Kibana can lead to code injection via unrestricted file upload combined with path traversal.
{
"cna_assigner": "elastic",
"cwe_ids": [
"CWE-1321"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/12xxx/CVE-2024-12556.json"
}"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-12556.json"
[
{
"deprecated": false,
"digest": {
"function_hash": "263356833667147417207880542417020229118",
"length": 346
},
"id": "CVE-2024-12556-19a84879",
"signature_type": "Function",
"signature_version": "v1",
"source": "https://github.com/elastic/elasticsearch/commit/747663ddda3421467150de0e4301e8d4bc636b0c",
"target": {
"file": "server/src/main/java/org/elasticsearch/index/mapper/ObjectMapper.java",
"function": "setIgnoredValues"
}
},
{
"deprecated": false,
"digest": {
"line_hashes": [
"168799588092401371349937989380744438042",
"242259272325545759304556204886294254385",
"78134022479182254435201794946905021050"
],
"threshold": 0.9
},
"id": "CVE-2024-12556-b11c30a6",
"signature_type": "Line",
"signature_version": "v1",
"source": "https://github.com/elastic/elasticsearch/commit/747663ddda3421467150de0e4301e8d4bc636b0c",
"target": {
"file": "server/src/test/java/org/elasticsearch/index/mapper/IgnoredSourceFieldMapperTests.java"
}
},
{
"deprecated": false,
"digest": {
"line_hashes": [
"241650658189941592068922497856645279704",
"245410000860545525443509860004509825878",
"289885912327545093624921847601875478957",
"56515432158717916672434292238886754568"
],
"threshold": 0.9
},
"id": "CVE-2024-12556-c2961f10",
"signature_type": "Line",
"signature_version": "v1",
"source": "https://github.com/elastic/elasticsearch/commit/747663ddda3421467150de0e4301e8d4bc636b0c",
"target": {
"file": "server/src/main/java/org/elasticsearch/index/mapper/ObjectMapper.java"
}
}
]
"2026-08-12T14:51:59Z"