What is CVE-2022-0763?

CVE-2022-0763 is a medium-severity vulnerability in Microweber, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2022-02-26.

How severe is CVE-2022-0763?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Microweber

CVE-2022-0763

Cross-site Scripting (XSS) - Stored in GitHub repository microweber/microweber prior to 1.3.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-02-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (47.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Microweber
Microweber Microweber/microweber — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

huntr.dev/bounties/6de9c621-740d-4d7a-9d77-d90c6c87f3b6 (Exploit, Third Party Advisory)
github.com/microweber/microweber/commit/c897d0dc159849763a813184d9b75b966c6360bf (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-0763?: CVE-2022-0763 is a medium-severity vulnerability in Microweber, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2022-02-26.
How severe is CVE-2022-0763?: Medium severity. CVSS v3 base score is 4.8 out of 10.