CVE-2020-26547 affects Monal versions prior to 4.9, stemming from insufficient sender verification in MAM and Message Carbon (XEP-0280) results. This critical vulnerability, rated 9.8 CVSS, allows a remote attacker to inject arbitrary messages into a victim's local chat history, fully controlling the displayed sender and receiver. While no public exploits or KEV entries exist, the vulnerability has garnered significant community discussion, indicating awareness of its potential impact.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.9CPE matchmatch criteria | cpe:2.3:a:monal:monal:*:*:*:*:*:iphone_os:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.