CVE-2022-0964
Stored XSS viva .webmv file upload in star7th/showdoc
CVE-2022-0964 is a high vulnerability (CVSS 8.0) in Showdoc, published March 15, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.84%, the 58th percentile. Fixed in showdoc/showdoc 2.10.4.
- Severity
- 8.0 HighCVSS 3.0, CVE List
- Exploit chance
- 0.84%EPSS, 58th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
2.10.4showdoc/showdoc +1 more
Description
Stored XSS viva .webmv file upload in GitHub repository star7th/showdoc prior to 2.10.4.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
showdoc/showdocPackagist | before 2.10.4 | 2.10.4 |
showdoc/showdocPackagist | before 2.10.4, plus listed versions v1.0.0v1.0.1v1.0.2v1.0.3v1.0.4 Show 45 moreShow lessv1.0.5v1.1.0v1.1.1v1.1.3v1.1.4v1.1.5v1.2.0v1.2.1v1.2.2v1.2.3v1.2.4v1.2.5v1.2.6v1.3.0v1.3.1v1.3.3v1.3.4v1.3.5v1.3.6v1.3.7v1.3.8v1.4.0v1.4.1v1.4.2v1.4.3v1.4.4v1.4.5v1.4.6v1.4.7v1.5.0v1.5.1v1.5.2v1.5.3v1.6.0v1.6.1v1.6.2v1.7.0v1.7.1v1.7.2v1.8.0v1.8.1v1.8.2v1.8.3v1.8.4v1.8.5 | 2.10.4 |
What each source reports
CVE List Score used
Stored XSS viva .webmv file upload in star7th/showdoc
Stored XSS viva .webmv file upload in GitHub repository star7th/showdoc prior to 2.10.4.
- Record
CVE-2022-0964- CVSS 3.0
- 8.0 High
CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2022-1585
Stored XSS viva .webmv file upload in GitHub repository star7th/showdoc prior to 2.10.4.
- Record
EUVD-2022-1585- CVSS 3.0
- 8.0 High
CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xm3x-787m-p66r
Cross-site Scripting in ShowDoc
ShowDoc prior to 2.10.4 is vulnerable to stored cross-site scripting via .webmv file upload.
- Record
GHSA-xm3x-787m-p66r- 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
Stored XSS viva .webmv file upload in GitHub repository star7th/showdoc prior to 2.10.4.
- Record
CVE-2022-0964- 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
- 8.0 High
CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/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
Stored XSS viva .webmv file upload in star7th/showdoc
Stored XSS viva .webmv file upload in GitHub repository star7th/showdoc prior to 2.10.4.
- Record
CVE-2022-0964- CVSS 3.0
- 8.0 High
CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVGHSA-xm3x-787m-p66r
Cross-site Scripting in ShowDoc
ShowDoc prior to 2.10.4 is vulnerable to stored cross-site scripting via .webmv file upload.
- Record
GHSA-xm3x-787m-p66r- 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
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.
References
github.com/star7th/showdoc/commit/3caa32334db0c277b84e993eaca2036f5d1dbef8
huntr.dev/bounties/dbe39998-8eb7-46ea-997f-7b27f6f16ea0
nvd.nist.gov/vuln/detail/CVE-2022-0964
Left out here: 87 versions. The JSON record has them.