CVE-2026-40854 Session auth bypass via cookie value in T-Mobile 5G Box IDU routers

WNC T-Mobile 5G Box IDU router contains an authentication bypass vulnerability in the portal.cgi component. The session verification mechanism improperly validates the sessionid cookie by checking for the existence of a corresponding file in /tmp/loginuser. An attacker can bypass authentication b...

CVE-2026-40854 Session auth bypass via cookie value in T-Mobile 5G Box IDU routers

WNC T-Mobile 5G Box IDU router contains an authentication bypass vulnerability in the portal.cgi component. The session verification mechanism improperly validates the sessionid cookie by checking for the existence of a corresponding file in /tmp/loginuser. An attacker can bypass authentication b...

CVE-2026-40854

CVE-2026-40854 affects the WNC T-Mobile 5G Box IDU router . The vulnerability resides in the portal.cgi component, where the session verification mechanism validates the sessionid cookie by checking for the existence of a corresponding file in /tmp/login_user . Because this check does not properl...

CVE-2026-40857: Cross-Site Request Forgery (CSRF)

WNC T-Mobile 5G Box IDU router contains a cross-site request forgery CSRF vulnerability in the portal.cgi component. The anti-CSRF mechanism fails to validate the csrftokenvalue parameter, accepting any arbitrary value as valid. This allows a remote attacker to perform unauthorized actions on the...

CVE-2026-58146: Improper Neutralization of Special Elements used in an OS Command

WNC T-Mobile 5G Box IDU router is vulnerable to OS command injection vulnerability. The vulnerability exists within the /cgi-bin/portal.cgi endpoint, specifically through the clicookie POST parameter. The clicookie parameter value is directly concatenated into a find command string without proper...

CVE-2026-58147: Improper Neutralization of Special Elements used in an OS Command

WNC T-Mobile 5G Box IDU router contains an OS command injection vulnerability in the portal.cgi component's password change functionality. The application improperly neutralizes special elements in the httppasswdhidden and httppasswdConfirmhidden parameters, allowing an authenticated attacker to...

CVE-2026-40855: Improper Neutralization of Special Elements used in an OS Command

WNC T-Mobile 5G Box IDU router is vulnerable to a command injection. The vulnerability exists in the ping functionality within the /cgi-bin/portal.cgi endpoint, specifically affecting the pingip, pingsize, and pingtimes POST parameters. The root cause is the failure to verify and sanitize...

CVE-2026-40856: Missing Authentication for Critical Function

WNC T-Mobile 5G Box IDU router is vulnerable to improper access control. The vulnerability exists in the wncmaccheck.cgi endpoint, which is accessible without authentication. It allows a remote attacker to retrieve sensitive configuration data, including the administrator web password, WiFi...

CVE-2026-40854: Authentication Bypass by Spoofing

WNC T-Mobile 5G Box IDU router contains an authentication bypass vulnerability in the portal.cgi component. The session verification mechanism improperly validates the sessionid cookie by checking for the existence of a corresponding file in /tmp/loginuser. An attacker can bypass authentication b...

Astra Linux – Vulnerability in Wireshark

The T.38 dissector crash in Wireshark versions 4.2.0 to 4.0.3, and 4.0.0 to 4.0.13 allows for denial of service through packet injection or malicious capture files...

Linux Distros Unpatched Vulnerability : CVE-2026-87962

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - t-digest versions 3.1 through 3.3 contain a denial of service vulnerability in MergingDigest.fromBytes that fails to validate length and capacity fields from...

Improper Validation of Specified Quantity in Input

Overview Affected versions of this package are vulnerable to Improper Validation of Specified Quantity in Input due to unvalidated length and capacity fields in MergingDigest.fromBytes in core/src/main/java/com/tdunning/math/stats/MergingDigest.java. An attacker can abort the parsing thread by...

CVE-2026-87962

A flaw was found in t-digest. A remote attacker could exploit a denial of service vulnerability in the MergingDigest.fromBytes function by providing specially crafted serialized data. This data, with unvalidated length and capacity fields, can cause the parsing thread to abort due to an...

CVE-2026-87962

t-digest versions 3.1 through 3.3 contain a denial of service vulnerability in MergingDigest.fromBytes that fails to validate length and capacity fields from serialized data. Attackers can supply crafted serialized digests with mismatched header fields to trigger ArrayIndexOutOfBoundsException or...

CVE-2026-87962

t-digest versions 3.1 through 3.3 contain a denial of service vulnerability in MergingDigest.fromBytes that fails to validate length and capacity fields from serialized data. Attackers can supply crafted serialized digests with mismatched header fields to trigger ArrayIndexOutOfBoundsException or...

UBUNTU-CVE-2026-87962

t-digest versions 3.1 through 3.3 contain a denial of service vulnerability in MergingDigest.fromBytes that fails to validate length and capacity fields from serialized data. Attackers can supply crafted serialized digests with mismatched header fields to trigger ArrayIndexOutOfBoundsException or...

CVE-2026-87962 t-digest 3.1 through 3.3 Denial of Service via Unvalidated Length Fields in MergingDigest.fromBytes

t-digest versions 3.1 through 3.3 contain a denial of service vulnerability in MergingDigest.fromBytes that fails to validate length and capacity fields from serialized data. Attackers can supply crafted serialized digests with mismatched header fields to trigger ArrayIndexOutOfBoundsException or...

EUVD-2026-75387

t-digest versions 3.1 through 3.3 contain a denial of service vulnerability in MergingDigest.fromBytes that fails to validate length and capacity fields from serialized data. Attackers can supply crafted serialized digests with mismatched header fields to trigger ArrayIndexOutOfBoundsException or...

CVE-2026-87962 t-digest 3.1 through 3.3 Denial of Service via Unvalidated Length Fields in MergingDigest.fromBytes

t-digest versions 3.1 through 3.3 contain a denial of service vulnerability in MergingDigest.fromBytes that fails to validate length and capacity fields from serialized data. Attackers can supply crafted serialized digests with mismatched header fields to trigger ArrayIndexOutOfBoundsException or...

CVE-2026-87962

t-digest versions 3.1 through 3.3 (a Java library for approximate quantile estimation maintained by tdunning on GitHub) contain a denial of service vulnerability in MergingDigest.fromBytes . The root cause is a failure to validate length and capacity fields read from serialized data; a crafted se...