CVE-2021-34355 is a cross-site scripting (XSS) vulnerability impacting QNAP NAS devices running Photo Station, allowing remote attackers to inject malicious code. Rated Medium severity with a CVSS score of 5.4, it requires user interaction and low privileges, potentially leading to limited impact on confidentiality and integrity. While not listed in CISA's KEV catalog, there is no public exploit code available (Metasploit, Nuclei, ExploitDB), and community discussion and media coverage are minimal, suggesting limited active exploitation. QNAP has released patches in Photo Station versions 5.4.10, 5.7.13, and 6.0.18.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 5.4.10CPE matchmatch criteria | cpe:2.3:a:qnap:photo_station:*:*:*:*:*:*:*:* | ||
>= 5.7.0, < 5.7.13CPE matchmatch criteria | cpe:2.3:a:qnap:photo_station:*:*:*:*:*:*:*:* | ||
>= 6.0.0, < 6.0.18CPE matchmatch criteria | cpe:2.3:a:qnap:photo_station:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
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.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.