CVE-2026-22256 describes a reflected Cross-Site Scripting (XSS) vulnerability in the Salvo Rust web backend framework, affecting versions prior to 0.88.1. The flaw resides in the list_html function, which improperly sanitizes the current path when rendering a directory listing, allowing for the injection of malicious scripts. This vulnerability carries a CVSS score of 8.8 (High), indicating a critical risk. It can be exploited remotely with low attack complexity, requiring user interaction (UI:R) to trigger, and could lead to high confidentiality impact (C:H) and low integrity (I:L) and availability (A:L) impacts. Currently, there is no evidence of active exploitation, nor are there publicly available exploit modules in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage for this CVE are minimal, suggesting low public awareness at this time.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.88.1CPE matchmatch criteria | cpe:2.3:a:salvo:salvo:*:*:*:*:*:rust:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:L
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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 0.1 Security Researcher mentions.