CVE-2022-0558
Cross-site Scripting (XSS) - Stored in microweber/microweber
Cross-site Scripting (XSS) - Stored in Packagist microweber/microweber prior to 1.2.11.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Cross-site Scripting (XSS) - Stored in microweber/microweber
Cross-site Scripting (XSS) - Stored in Packagist microweber/microweber prior to 1.2.11.
- Record
CVE-2022-0558- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2022-1231
Cross-site Scripting (XSS) - Stored in Packagist microweber/microweber prior to 1.2.11.
- Record
EUVD-2022-1231- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wmj9-xh24-j4gx
Cross-site Scripting in microweber
microweber prior to version 1.2.11 is vulnerable to cross-site scripting.
- Record
GHSA-wmj9-xh24-j4gx- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Cross-site Scripting (XSS) - Stored in Packagist microweber/microweber prior to 1.2.11.
- Record
CVE-2022-0558- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Cross-site Scripting (XSS) - Stored in microweber/microweber
Cross-site Scripting (XSS) - Stored in Packagist microweber/microweber prior to 1.2.11.
- Record
CVE-2022-0558- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVGHSA-wmj9-xh24-j4gx
Cross-site Scripting in microweber
microweber prior to version 1.2.11 is vulnerable to cross-site scripting.
- Record
GHSA-wmj9-xh24-j4gx- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
microweber/microweberPackagist |
before 1.2.11 | 1.2.11 |
microweber/microweberPackagist |
before 1.2.11, plus listed versions 0.9.3460.930.9310.9340.951 Show 14 moreShow less1.0.31.0.41.0.51.0.61.0.71.1v1.2.10v1.2.3v1.2.4v1.2.5v1.2.6v1.2.7v1.2.8v1.2.9 |
1.2.11 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-0558 is a critical vulnerability (CVSS 9.8) in Microweber, published February 10, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.90%, the 59th percentile. Fixed in microweber/microweber 1.2.11.
References
huntr.dev/bounties/8fffc95f-14ae-457b-aecc-be4716a8b91c
github.com/microweber/microweber/commit/14a1bb971bcb8b5456c2bf0020c3018907a2704d
nvd.nist.gov/vuln/detail/CVE-2022-0558