- Description
- Double free in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.
- Source
- secure@microsoft.com
- NVD status
- Analyzed
- Products
- exchange_server, exchange_server_subscription_edition
CVSS 3.1
- Type
- Secondary
- Base score
- 8.1
- Impact score
- 5.9
- Exploitability score
- 2.2
- Vector string
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
- secure@microsoft.com
- CWE-415
- Hype score
- Not currently trending
🚨 Patch Now | September 16, 2026 Bringing these vulnerabilities to your attention; - Microsoft Defender ShieldCrash - Gitea (CVE-2026-60004, CVSS 9.8) - Exchange Server (CVE-2026-55007, CVSS 8.1) https://t.co/fR71dyoG2H | #CyberSafeUG #CERTUGCC https://t.co/Hy5qG1LTN2
@CERT_UG
16 Sept 2026
101 Impressions
1 Retweet
3 Likes
0 Bookmarks
0 Replies
0 Quotes
マイクロソフトの定例更新。過去最高の脆弱性974件が修正。Windowsで723件、Officeで222件。ゼロデイはWindows ALPCのCVE-2026-85880とWindows Update StackのCVE-2026-81963。 https://t.co/vpzzxfM6ym 要注意なのはCVE-2026-55007（Exchange Server
@__kokumoto
8 Sept 2026
983 Impressions
2 Retweets
2 Likes
5 Bookmarks
0 Replies
0 Quotes
[
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_14:*:*:*:*:*:*",
"matchCriteriaId": "8C98993B-82A5-48CC-947F-896CEA0CDB7F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_15:*:*:*:*:*:*",
"matchCriteriaId": "7166BCE0-1D55-46B2-96B9-250AB4BB6291",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:exchange_server_subscription_edition:*:*:*:*:*:*:*:*",
"matchCriteriaId": "DFE6E02B-98D8-4797-B4CB-E48E2F193344",
"versionEndExcluding": "15.02.2562.049",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
]