CVE-2023-33195
Craft CMS XSS in RSS widget feed
Craft is a CMS for creating custom digital experiences on the web. A malformed RSS feed can deliver an XSS payload. This issue was patched in version 4.4.6.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Craft CMS XSS in RSS widget feed
Craft is a CMS for creating custom digital experiences on the web. A malformed RSS feed can deliver an XSS payload. This issue was patched in version 4.4.6.
- Record
CVE-2023-33195- CVSS 3.1
- 5.0 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2023-1613
Craft is a CMS for creating custom digital experiences on the web. A malformed RSS feed can deliver an XSS payload. This issue was patched in version 4.4.6.
- Record
EUVD-2023-1613- CVSS 3.1
- 5.0 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qpgm-gjgf-8c2x
Craft CMS XSS in RSS widget feed
Summary
A malformed RSS feed can deliver an XSS payload
PoC
Create an RSS widget and add the domain https://blog.whitebear.vn/file/rss-xss2.rss
The XSS payload will be triggered by the title in tag <item>
Resolved in https://github.com/craftcms/cms/commit/b77cb3023bed4f4a37c11294c4d319ff9f598e1f
- Record
GHSA-qpgm-gjgf-8c2x- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Craft is a CMS for creating custom digital experiences on the web. A malformed RSS feed can deliver an XSS payload. This issue was patched in version 4.4.6.
- Record
CVE-2023-33195- CVSS 3.1
- 5.0 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Craft CMS XSS in RSS widget feed
Craft is a CMS for creating custom digital experiences on the web. A malformed RSS feed can deliver an XSS payload. This issue was patched in version 4.4.6.
- Record
CVE-2023-33195- CVSS 3.1
- 5.0 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVGHSA-qpgm-gjgf-8c2x
Craft CMS XSS in RSS widget feed
Summary
A malformed RSS feed can deliver an XSS payload
PoC
Create an RSS widget and add the domain https://blog.whitebear.vn/file/rss-xss2.rss
The XSS payload will be triggered by the title in tag <item>
Resolved in https://github.com/craftcms/cms/commit/b77cb3023bed4f4a37c11294c4d319ff9f598e1f
- Record
GHSA-qpgm-gjgf-8c2x- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
craftcms/cmsPackagist |
4.3.0 to 4.4.5 | 4.4.6 |
craftcms/cmsPackagist |
4.3.0 up to 4.4.6, plus listed versions 4.3.14.3.104.3.114.3.24.3.2.1 Show 24 moreShow less4.3.34.3.44.3.54.3.64.3.6.14.3.74.3.7.14.3.84.3.8.14.3.8.24.3.94.4.04.4.0-beta.14.4.0-beta.24.4.0-beta.34.4.0-beta.44.4.0-beta.54.4.0-beta.64.4.0-beta.74.4.14.4.24.4.34.4.44.4.5 |
4.4.6 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-33195 is a medium vulnerability (CVSS 5.0) in Craftcms Cms, published May 26, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.65%, the 51st percentile. Fixed in craftcms/cms 4.4.6.
References
github.com/craftcms/cms/security/advisories/GHSA-qpgm-gjgf-8c2x
nvd.nist.gov/vuln/detail/CVE-2023-33195