PT-2026-24926 · Cesiumgs · Cesiumjs

Ana10Gy + 1 · Published 2026-03-12 · Updated 2026-03-12 · CVE-2026-3990

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions CesiumGS CesiumJS versions up to 1.137.0

Description A security issue has been identified in CesiumGS CesiumJS. The issue involves cross site scripting resulting from the manipulation of the argument c within some unknown functionality of the file Apps/Sandcastle/standalone.html. The attack can be launched remotely. The exploit has been publicly released. The vendor was contacted but did not respond. The vendor states that Apps/Sandcastle/standalone.html is demo code and not part of the CesiumJS JavaScript library product.

Recommendations Versions prior to 1.137.0 should be used. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Code Injection

XSS

Weakness Enumeration

CWE-94

CWE-79

Related Identifiers

CVE-2026-3990

Affected Products

Cesiumjs

References · 9

• 🔥 https://github.com/AnalogyC0de/public_exp/issues/18 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-3990 · Security Note
• https://t.me/CVEtracker/47233 · Telegram Post
• https://vuldb.com/?submit.769630 · Note
• https://t.me/cveNotify/155233 · Telegram Post
• https://twitter.com/CVEarity/status/2032100643868197226 · Twitter Post
• https://vuldb.com/?ctiid.350473 · Note
• https://twitter.com/CVEnew/status/2031992331734602184 · Twitter Post
• https://vuldb.com/?id.350473 · Note