High
xemacs21, xemacs21-packages — security advisory
emacsclient-mail.desktop in Emacs 28.1 through 28.2 is vulnerable to Emacs Lisp code injections through a crafted mailto: URI with unescaped double-quote characters. It is fixed in 29.0.90.
- Products
- xemacs21, xemacs21-packages
- Affected versions
- 2009.02.17.dfsg.2-2, 2009.02.17.dfsg.2-4, 2009.02.17.dfsg.2-5, 2009.02.17.dfsg.3-2, 2009.02.17.dfsg.3-3, 2009.02.17.dfsg.3-3build1, 21.4.22-14ubuntu1, 21.4.22-4ubuntu3, 21.4.24-12, 21.4.24-12build2, 21.4.24-12build3, 21.4.24-4ubuntu1, 21.4.24-5ubuntu1, 21.4.24-8build1, 21.4.24-9, 21.4.24-9ubuntu2
- Fixed versions
- Not specified
- CVEs
- CVE-2023-27986
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 01:39 UTC · Revision 1
Source evidence
emacsclient-mail.desktop in Emacs 28.1 through 28.2 is vulnerable to Emacs Lisp code injections through a crafted mailto: URI with unescaped double-quote characters. It is fixed in 29.0.90.
osv:UBUNTU-CVE-2023-27986
xemacs21
Fixed versions: Not specified
xemacs21-packages
Fixed versions: Not specified
xemacs21
Fixed versions: Not specified
xemacs21-packages
Fixed versions: Not specified
xemacs21
Fixed versions: Not specified
xemacs21-packages
Fixed versions: Not specified
xemacs21
Fixed versions: Not specified
xemacs21-packages
Fixed versions: Not specified
xemacs21
Fixed versions: Not specified
xemacs21-packages
Fixed versions: Not specified
xemacs21
Fixed versions: Not specified
xemacs21-packages
Fixed versions: Not specified
xemacs21
Fixed versions: Not specified
xemacs21-packages
Fixed versions: Not specified
xemacs21
Fixed versions: Not specified
xemacs21-packages
Fixed versions: Not specified
Complete source record
{
"id": "1b7e943a77958c07d23b6036234e485438ef1fee987869d6a73087aada20c593",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2023-27986",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2023-27986",
"summary": "emacsclient-mail.desktop in Emacs 28.1 through 28.2 is vulnerable to Emacs Lisp code injections through a crafted mailto: URI with unescaped double-quote characters. It is fixed in 29.0.90.",
"evidence": "osv:UBUNTU-CVE-2023-27986",
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"evidence": "/affected/15/package/name"
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"evidence": "/affected/15/versions"
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{
"value": "2009.02.17.dfsg.3-3build1",
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"severity": "high",
"structured": {
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"aliases": [
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"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
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],
"modified": "2026-10-17T12:57:16.532485252Z",
"provider": "osv",
"upstream": [
"CVE-2023-27986"
],
"references": [
"https://ubuntu.com/security/CVE-2023-27986",
"https://www.openwall.com/lists/oss-security/2023/03/08/2",
"https://www.cve.org/CVERecord?id=CVE-2023-27986"
]
},
"related_cves": [
{
"value": "CVE-2023-27986",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 357080,
"published_at": "2023-03-09T06:15:00+00:00"
}