CVE-2025-14847
- Source
- https://cve.org/CVERecord?id=CVE-2025-14847
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-14847.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2025-14847
- Aliases
- Downstream
- Related
- Published
- 2025-12-19T11:15:49.277Z
- Modified
- 2026-02-13T16:36:35.505798Z
- Severity
-
- 8.7 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator
- Summary
- [none]
- Details
-
Mismatched length fields in Zlib compressed protocol headers may allow a read of uninitialized heap memory by an unauthenticated client. This issue affects all MongoDB Server v7.0 prior to 7.0.28 versions, MongoDB Server v8.0 versions prior to 8.0.17, MongoDB Server v8.2 versions prior to 8.2.3, MongoDB Server v6.0 versions prior to 6.0.27, MongoDB Server v5.0 versions prior to 5.0.32, MongoDB Server v4.4 versions prior to 4.4.30, MongoDB Server v4.2 versions greater than or equal to 4.2.0, MongoDB Server v4.0 versions greater than or equal to 4.0.0, and MongoDB Server v3.6 versions greater than or equal to 3.6.0.
- References
-
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-14847
- https://jira.mongodb.org/browse/SERVER-115508
- https://www.smartkeyss.com/post/mongobleed-pre-auth-memory-disclosure-via-op_compressed-in-mongodb-cve-2025-14847
- https://www.vicarius.io/vsociety/posts/cve-2025-14847-detection-script-heap-memory-exposure-in-mongodb-server
- https://www.vicarius.io/vsociety/posts/cve-2025-14847-mitigation-script-heap-memory-exposure-in-mongodb-server
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-14847
- https://jira.mongodb.org/browse/SERVER-115508
- https://jira.mongodb.org/browse/SERVER-115508
- http://www.openwall.com/lists/oss-security/2025/12/29/21
- https://www.smartkeyss.com/post/mongobleed-pre-auth-memory-disclosure-via-op_compressed-in-mongodb-cve-2025-14847
- https://www.vicarius.io/vsociety/posts/cve-2025-14847-detection-script-heap-memory-exposure-in-mongodb-server
- https://www.vicarius.io/vsociety/posts/cve-2025-14847-mitigation-script-heap-memory-exposure-in-mongodb-server
Affected packages
Git / github.com/mongodb/mongo
Affected ranges
- Type
- GIT
- Repo
- https://github.com/mongodb/mongo
- Events
-
IntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixedIntroducedFixed
Affected versions
r5.*
r5.0.0
r5.0.1
r5.0.1-rc0
r5.0.10
r5.0.10-rc0
r5.0.11
r5.0.11-rc0
r5.0.11-rc1
r5.0.12
r5.0.12-rc0
r5.0.13
r5.0.13-rc0
r5.0.14
r5.0.14-rc0
r5.0.15
r5.0.15-rc0
r5.0.15-rc1
r5.0.15-rc2
r5.0.16
r5.0.16-rc0
r5.0.17
r5.0.17-rc0
r5.0.18
r5.0.18-rc0
r5.0.18-rc1
r5.0.18-rc2
r5.0.19
r5.0.19-rc0
r5.0.2
r5.0.2-rc0
r5.0.20
r5.0.20-rc0
r5.0.20-rc1
r5.0.21
r5.0.21-rc0
r5.0.22
r5.0.22-rc0
r5.0.22-rc1
r5.0.23
r5.0.23-rc0
r5.0.24
r5.0.24-rc0
r5.0.25
r5.0.25-rc0
r5.0.26
r5.0.26-rc0
r5.0.27
r5.0.27-rc0
r5.0.28
r5.0.28-rc0
r5.0.29
r5.0.29-rc0
r5.0.3
r5.0.3-rc0
r5.0.3-rc1
r5.0.3-rc2
r5.0.30
r5.0.31
r5.0.31-rc0
r5.0.31-rc1
r5.0.4
r5.0.4-rc0
r5.0.5
r5.0.5-rc0
r5.0.6
r5.0.6-rc0
r5.0.6-rc1
r5.0.6-rc2
r5.0.7
r5.0.7-rc0
r5.0.7-rc1
r5.0.8
r5.0.8-rc0
r5.0.9
r5.0.9-rc0
r5.0.9-rc1
r6.*
r6.0.0
r6.0.1
r6.0.1-rc0
r6.0.10
r6.0.10-rc0
r6.0.11
r6.0.11-rc0
r6.0.12
r6.0.12-rc0
r6.0.12-rc1
r6.0.13
r6.0.13-rc0
r6.0.14
r6.0.14-rc0
r6.0.14-rc1
r6.0.15
r6.0.15-rc0
r6.0.16
r6.0.16-rc0
r6.0.17
r6.0.17-rc0
r6.0.18
r6.0.18-rc0
r6.0.19
r6.0.2
r6.0.2-rc0
r6.0.2-rc1
r6.0.20
r6.0.20-rc0
r6.0.20-rc1
r6.0.20-rc2
r6.0.20-rc3
r6.0.21
r6.0.24
r6.0.24-alpha0
r6.0.24-rc0
r6.0.25
r6.0.25-rc0
r6.0.26
r6.0.26-rc0
r6.0.3
r6.0.3-rc0
r6.0.3-rc1
r6.0.3-rc2
r6.0.4
r6.0.4-rc0
r6.0.4-rc1
r6.0.5
r6.0.5-rc0
r6.0.5-rc1
r6.0.6
r6.0.6-rc0
r6.0.6-rc1
r6.0.7
r6.0.7-rc0
r6.0.8
r6.0.8-rc0
r6.0.9
r6.0.9-rc0
r6.0.9-rc1
r7.*
r7.0.0
r7.0.1
r7.0.1-rc0
r7.0.10
r7.0.10-rc0
r7.0.11
r7.0.11-rc0
r7.0.11-rc1
r7.0.11-rc2
r7.0.12
r7.0.12-rc0
r7.0.12-rc1
r7.0.13
r7.0.13-rc0
r7.0.13-rc1
r7.0.14
r7.0.14-rc0
r7.0.15
r7.0.15-rc0
r7.0.15-rc1
r7.0.16
r7.0.16-rc0
r7.0.16-rc1
r7.0.17
r7.0.18
r7.0.2
r7.0.2-rc0
r7.0.2-rc1
r7.0.2-rc2
r7.0.21
r7.0.21-alpha0
r7.0.21-rc0
r7.0.22
r7.0.22-rc0
r7.0.23
r7.0.23-rc0
r7.0.23-rc1
r7.0.24
r7.0.24-rc0
r7.0.25-alpha0
r7.0.26
r7.0.26-rc0
r7.0.27-alpha0
r7.0.3
r7.0.3-rc0
r7.0.3-rc1
r7.0.4
r7.0.4-rc0
r7.0.5
r7.0.5-rc0
r7.0.6
r7.0.6-rc0
r7.0.7
r7.0.7-rc0
r7.0.7-rc1
r7.0.7-rc2
r7.0.8
r7.0.8-rc0
r7.0.9
r7.0.9-rc0
r7.0.9-rc1
r8.*
r8.0.0
r8.0.1
r8.0.1-rc0
r8.0.10
r8.0.10-rc0
r8.0.12
r8.0.12-rc0
r8.0.13
r8.0.13-rc0
r8.0.13-rc1
r8.0.13-rc2
r8.0.14
r8.0.14-rc0
r8.0.14-rc1
r8.0.16
r8.0.16-rc0
r8.0.16-rc1
r8.0.17-alpha0
r8.0.2
r8.0.3
r8.0.4
r8.0.4-rc0
r8.0.5
r8.0.5-rc0
r8.0.5-rc1
r8.0.5-rc2
r8.0.6
r8.2.0
r8.2.1
r8.2.1-rc0
r8.2.1-rc1
r8.2.2
r8.2.2-rc0
r8.2.3-alpha0
Database specific
vanir_signatures
[
{
"id": "CVE-2025-14847-13884a8b",
"signature_version": "v1",
"digest": {
"function_hash": "44539952122951193820189895803505653784",
"length": 490.0
},
"deprecated": false,
"source": "https://github.com/mongodb/mongo/commit/fe4a0b8cf49fd664128bcf668c046292c8e8eb80",
"signature_type": "Function",
"target": {
"file": "src/mongo/transport/message_compressor_zlib.cpp",
"function": "ZlibMessageCompressor::decompressData"
}
},
{
"id": "CVE-2025-14847-2672476e",
"signature_version": "v1",
"digest": {
"threshold": 0.9,
"line_hashes": [
"211077663858312802762630252894462912840",
"108728768873483154284341851081759426662",
"7538840824503348162464178445371897847",
"142796457045306062584193826862728233526"
]
},
"deprecated": false,
"source": "https://github.com/mongodb/mongo/commit/fe4a0b8cf49fd664128bcf668c046292c8e8eb80",
"signature_type": "Line",
"target": {
"file": "src/mongo/transport/message_compressor_zlib.cpp"
}
},
{
"id": "CVE-2025-14847-2c754b74",
"signature_version": "v1",
"digest": {
"function_hash": "44539952122951193820189895803505653784",
"length": 490.0
},
"deprecated": false,
"source": "https://github.com/mongodb/mongo/commit/029d8f99bf1e828b5327946b9c820bf493f466f1",
"signature_type": "Function",
"target": {
"file": "src/mongo/transport/message_compressor_zlib.cpp",
"function": "ZlibMessageCompressor::decompressData"
}
},
{
"id": "CVE-2025-14847-3e211a73",
"signature_version": "v1",
"digest": {
"threshold": 0.9,
"line_hashes": [
"211077663858312802762630252894462912840",
"108728768873483154284341851081759426662",
"7538840824503348162464178445371897847",
"142796457045306062584193826862728233526"
]
},
"deprecated": false,
"source": "https://github.com/mongodb/mongo/commit/5393ef6c933e57093d11f704e611195301a967dd",
"signature_type": "Line",
"target": {
"file": "src/mongo/transport/message_compressor_zlib.cpp"
}
},
{
"id": "CVE-2025-14847-4ebe53be",
"signature_version": "v1",
"digest": {
"threshold": 0.9,
"line_hashes": [
"223578843072983623210289619587567631381",
"288184508368085275043734472693346273551",
"313704369924452525807126154127698479273",
"27538339864533392307620662921615754536",
"86944101300784522366181838095985448845",
"52643030315872368518429516134699151301"
]
},
"deprecated": false,
"source": "https://github.com/mongodb/mongo/commit/029d8f99bf1e828b5327946b9c820bf493f466f1",
"signature_type": "Line",
"target": {
"file": "src/mongo/transport/message_compressor_manager_test.cpp"
}
},
{
"id": "CVE-2025-14847-659ff257",
"signature_version": "v1",
"digest": {
"threshold": 0.9,
"line_hashes": [
"223578843072983623210289619587567631381",
"288184508368085275043734472693346273551",
"313704369924452525807126154127698479273",
"27538339864533392307620662921615754536",
"86944101300784522366181838095985448845",
"52643030315872368518429516134699151301"
]
},
"deprecated": false,
"source": "https://github.com/mongodb/mongo/commit/5393ef6c933e57093d11f704e611195301a967dd",
"signature_type": "Line",
"target": {
"file": "src/mongo/transport/message_compressor_manager_test.cpp"
}
},
{
"id": "CVE-2025-14847-88c29d34",
"signature_version": "v1",
"digest": {
"threshold": 0.9,
"line_hashes": [
"223578843072983623210289619587567631381",
"288184508368085275043734472693346273551",
"313704369924452525807126154127698479273",
"27538339864533392307620662921615754536",
"86944101300784522366181838095985448845",
"52643030315872368518429516134699151301"
]
},
"deprecated": false,
"source": "https://github.com/mongodb/mongo/commit/fe4a0b8cf49fd664128bcf668c046292c8e8eb80",
"signature_type": "Line",
"target": {
"file": "src/mongo/transport/message_compressor_manager_test.cpp"
}
},
{
"id": "CVE-2025-14847-cf2dd3d4",
"signature_version": "v1",
"digest": {
"threshold": 0.9,
"line_hashes": [
"211077663858312802762630252894462912840",
"108728768873483154284341851081759426662",
"7538840824503348162464178445371897847",
"142796457045306062584193826862728233526"
]
},
"deprecated": false,
"source": "https://github.com/mongodb/mongo/commit/029d8f99bf1e828b5327946b9c820bf493f466f1",
"signature_type": "Line",
"target": {
"file": "src/mongo/transport/message_compressor_zlib.cpp"
}
},
{
"id": "CVE-2025-14847-e9764b4c",
"signature_version": "v1",
"digest": {
"function_hash": "44539952122951193820189895803505653784",
"length": 490.0
},
"deprecated": false,
"source": "https://github.com/mongodb/mongo/commit/5393ef6c933e57093d11f704e611195301a967dd",
"signature_type": "Function",
"target": {
"file": "src/mongo/transport/message_compressor_zlib.cpp",
"function": "ZlibMessageCompressor::decompressData"
}
}
]
source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-14847.json"