CVE-2026-14821: Auth Bypass (CVSS 2.7)

Description

The Quiz and Survey Master (QSM) WordPress plugin before 11.1.5 does not perform a capability check before deleting output templates, allowing users with contributor-level access and above to delete arbitrary templates.

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CVSS v3.1 Score

2.7

LOW

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

EPSS — Exploit Prediction

0.0017

Probability of exploitation

0.06%

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-862 Missing Authorization

References

Other References

https://wpscan.com/vulnerability/a53df549-5af1-4a0b-9f0f-a8c7893c82b6/

Frequently Asked Questions

What is CVE-2026-14821? +

The Quiz and Survey Master (QSM) WordPress plugin before 11.1.5 does not perform a capability check before deleting output templates, allowing users with contributor-level access and above to delete arbitrary templates. It has a CVSS v3.1 base score of 2.7 (LOW).

How severe is CVE-2026-14821? +

CVE-2026-14821 has a CVSS v3.1 score of 2.7 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0017, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-14821? +

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.

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