CVE-2026-24883 is a denial-of-service vulnerability affecting GnuPG versions prior to 2.5.17, including Gpg4win. A specially crafted long signature packet can cause the application to crash due to a NULL pointer dereference during signature parsing. Rated Medium (CVSS 5.5), this vulnerability requires local access and low privileges, with no user interaction needed for an attacker to trigger the crash. There is currently no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.5.3, < 2.5.17CPE match | cpe:2.3:a:gnupg:gnupg:*:*:*:*:*:*:*:* | ||
>= 2.5.13, < 2.5.17CPE matchmatch criteria | cpe:2.3:a:gnupg:gnupg:*:*:*:*:-:*:*:* | ||
>= 5.0.0, < 5.0.1CPE matchmatch criteria | cpe:2.3:a:gpg4win:gpg4win:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.