High
Security advisory
Apache POI in versions prior to release 3.17 are vulnerable to Denial of Service Attacks: 1) Infinite Loops while parsing crafted WMF, EMF, MSG and macros (POI bugs 61338 and 61294), and 2) Out of Memory Exceptions while parsing crafted DOC, PPT and XLS (POI bugs 52372 and 61295).
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-12626
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 04:21 UTC · Revision 1
Source evidence
Apache POI in versions prior to release 3.17 are vulnerable to Denial of Service Attacks: 1) Infinite Loops while parsing crafted WMF, EMF, MSG and macros (POI bugs 61338 and 61294), and 2) Out of Memory Exceptions while parsing crafted DOC, PPT and XLS (POI bugs 52372 and 61295).
osv:CVE-2017-12626
Complete source record
{
"id": "73bb1a86a73b4ac25774741b1f8ec200b6874510d18daebd9a8f3cba3f8bad8a",
"url": "https://osv.dev/vulnerability/CVE-2017-12626",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-12626",
"summary": "Apache POI in versions prior to release 3.17 are vulnerable to Denial of Service Attacks: 1) Infinite Loops while parsing crafted WMF, EMF, MSG and macros (POI bugs 61338 and 61294), and 2) Out of Memory Exceptions while parsing crafted DOC, PPT and XLS (POI bugs 52372 and 61295).",
"evidence": "osv:CVE-2017-12626",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2017-12626",
"aliases": [
"CVE-2017-12626",
"GHSA-523c-xh4g-mh5m"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/apache/poi",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "ab700dc2ae3a880f66a10075cbf1a502da928afb"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:apache:poi:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "3.17"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-12626.json"
}
}
],
"modified": "2026-10-24T10:30:17.753945939Z",
"provider": "osv",
"references": [
"https://lists.apache.org/thread.html/453d9af5dbabaccd9afb58d27279a9dbfe8e35f4e5ea1645ddd6960b%40%3Cdev.poi.apache.org%3E",
"https://lists.apache.org/thread.html/708d94141126eac03011144a971a6411fcac16d9c248d1d535a39451%40%3Csolr-user.lucene.apache.org%3E",
"https://www.oracle.com/security-alerts/cpuApr2021.html",
"https://www.oracle.com/security-alerts/cpuapr2020.html",
"https://www.oracle.com/security-alerts/cpujan2020.html",
"https://www.oracle.com/security-alerts/cpujan2021.html",
"https://www.oracle.com/security-alerts/cpujul2020.html",
"https://www.oracle.com/security-alerts/cpuoct2020.html",
"https://access.redhat.com/errata/RHSA-2018:1322",
"https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2017-12626",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 429635,
"published_at": "2018-01-29T17:29:00.41+00:00"
}