CVE-2023-27986
highpriority · track · 31EPSS 0.005 · 41 %ileDEEUUSEPSS · scored 2026-10-27
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (9)
Products and version ranges known to be affected.
- Xerox FreeFlow Print Server v2 / Windows 10all versionscert_bundDEcpe:/a:xerox:freeflow_print_server:v2__windows_10
- Xerox FreeFlow Print Server v9 for Solarisall versionscert_bundDEcpe:/a:xerox:freeflow_print_server:v9_for_solaris
advisories (2)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2023-0608GNU Emacs: Mehrere Schwachstellen ermöglichen CodeausführungDeutsch2023-03-08csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in GNU Emacs ausnutzen, um beliebigen Programmcode auszuführen.
- WID-SEC-W-2023-2917Xerox FreeFlow Print Server: Mehrere SchwachstellenDeutsch2023-11-14csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Xerox FreeFlow Print Server ausnutzen, um die Vertraulichkeit, Verfügbarkeit und Integrität des Systems zu gefährden.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (13)
External citations — patches, advisories, analysis.
- http://git.savannah.gnu.org/cgit/emacs.git/commit/?h=emacs-29&id=3c1693d08b0a71d40a77e7b40c0ebc42dca2d2cccnnvd
- http://www.openwall.com/lists/oss-security/2023/03/09/1cnnvd
- https://cxsecurity.com/cveshow/CVE-2023-27986/cnnvd
- https://www.gabriel.urdhr.fr/2023/06/08/emacsclient-mail-shell-elisp-injections/cnnvd
- https://www.openwall.com/lists/oss-security/2023/03/08/2cnnvd
- http://git.savannah.gnu.org/cgit/emacs.git/commit/?h=emacs-29&id=3c1693d08b0a71d40a77e7b40c0ebc42dca2d2ccenisa_euvd
- http://www.openwall.com/lists/oss-security/2023/03/09/1enisa_euvd
- https://www.gabriel.urdhr.fr/2023/06/08/emacsclient-mail-shell-elisp-injections/enisa_euvd
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