CVE-2026-32993

HIGH

Published May 13, 2026 Modified May 14, 2026 CWE-93

Description

Improper sanitization of the `status` query parameter of the `/unprotected/nova_error` endpoint allows unauthenticated attacker to inject arbitrary HTTP header to the response.

Is your site exposed to CVE-2026-32993?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

8.3

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

EPSS — Exploit Prediction

0.0003

Probability of exploitation

0.09%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-93 CWE-93

References

Other References

https://support.cpanel.net/hc/en-us/articles/40437313190295-Security-CVE-2026-32993-cPanel-WHM-WP2-Security-Update-May-13-2026

Frequently Asked Questions

What is CVE-2026-32993? +

Improper sanitization of the `status` query parameter of the `/unprotected/nova_error` endpoint allows unauthenticated attacker to inject arbitrary HTTP header to the response. It has a CVSS v3.1 base score of 8.3 (HIGH).

How severe is CVE-2026-32993? +

CVE-2026-32993 has a CVSS v3.1 score of 8.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0003, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-32993? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2025-40671

SQL injection vulnerability in AES Multimedia's Gestnet v1.07. This vulnerability allows an attacker to retrieve, create, update and delete databases …

CVE-2025-53094

ESPAsyncWebServer is an asynchronous HTTP and WebSocket server library for ESP32, ESP8266, RP2040 and RP2350. In versions up to and …

CVE-2026-13575

HTTP::Session versions before 0.54 for Perl allow memcached command injection via unfiltered session ids in HTTP::Session::Store::CHI. The session id from …

CVE-2026-109683

A newline injection vulnerability exists in the UPnP service of Archer BE805 v1 such that an adjacent attacker can supply …

CVE-2026-92441

Kong Gateway Enterprise and Kong AI Gateway include decoded CR/LF characters from the request path in the X-Forwarded-Prefix header on …

CVE-2026-42258

Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, symbol arguments …