CVE-2026-22189 is a critical stack-based buffer overflow vulnerability affecting Panda3D versions up to and including 1.10.16, specifically within the egg-mkfont utility. An attacker can exploit this by providing an excessively long glyph pattern, leading to memory corruption, a deterministic crash, and potentially arbitrary code execution. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with low attack complexity and no user interaction, allowing for complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation, no public exploit code, and it is not listed on the KEV catalog, the vulnerability has garnered significant community discussion, indicating awareness among security researchers.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.10.16CPE matchmatch criteria | cpe:2.3:a:cmu:panda3d:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.