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CVE-2024-39331
In Emacs before 29.4, org-link-expand-abbrev in lisp/ol.el expands a %(...) link abbrev even when it specifies an unsafe function, such as…
- 9.8CriticalCVSS base score
- 1.3%Exploitation in 30 daysEPSS · top 29% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In Emacs before 29.4, org-link-expand-abbrev in lisp/ol.el expands a %(...) link abbrev even when it specifies an unsafe function, such as shell-command-to-string. This affects Org Mode before 9.7.5.
Timeline
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.3% · top 29% of all CVEs (10 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
n/a
- affected n/a
References
9
- https://git.savannah.gnu.org/cgit/emacs.git/tree/etc/NEWS?h=emacs-29 (opens in a new tab)x_transferred
- https://list.orgmode.org/87sex5gdqc.fsf%40localhost/ (opens in a new tab)x_transferred
- https://lists.gnu.org/archive/html/info-gnu-emacs/2024-06/msg00000.html (opens in a new tab)x_transferred
- https://git.savannah.gnu.org/cgit/emacs/org-mode.git/commit/?id=f4cc61636947b5c2f0afc67174dd369fe3277aa8 (opens in a new tab)x_transferred
- https://www.openwall.com/lists/oss-security/2024/06/23/1 (opens in a new tab)x_transferred
- https://www.openwall.com/lists/oss-security/2024/06/23/2 (opens in a new tab)x_transferred
- https://news.ycombinator.com/item?id=40768225 (opens in a new tab)x_transferred
- [debian-lts-announce] 20240629 [SECURITY] [DLA 3848-1] org-mode security update (opens in a new tab)mailing-listx_transferred
- [debian-lts-announce] 20240629 [SECURITY] [DLA 3849-1] org-mode security update (opens in a new tab)mailing-listx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2024-37900 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2024-39331)Record last updated .