CVE-2022-0880

Cross-site Scripting (XSS) - Stored in star7th/showdoc

7.6 HighFix available

Cross-site Scripting (XSS) - Stored in GitHub repository star7th/showdoc prior to 2.10.2.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: High
Availability: None

Exploit likelihood

0.74%Down 0.1 points since Mar 12, 2022

What each source reports

CVE List Score used 7.6

Cross-site Scripting (XSS) - Stored in star7th/showdoc

Cross-site Scripting (XSS) - Stored in GitHub repository star7th/showdoc prior to 2.10.2.

Record: CVE-2022-0880
CVSS 3.0: 7.6 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2022-1429 7.6

Cross-site Scripting (XSS) - Stored in GitHub repository star7th/showdoc prior to 2.10.2.

Record: EUVD-2022-1429
CVSS 3.0: 7.6 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-gq77-3r6x-383w 5.4

Cross-site Scripting in ShowDoc

ShowDoc version 2.10.3 and prior is vulnerable to stored cross-site scripting. A patch is available and anticipated to be part of version 2.10.4.

Record: GHSA-gq77-3r6x-383w
CVSS 3.1: 5.4 MediumCVSS: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 5.4

Cross-site Scripting (XSS) - Stored in GitHub repository star7th/showdoc prior to 2.10.2.

Record: CVE-2022-0880
CVSS 3.1: 5.4 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS 3.0: 7.6 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N
CVSS 2.0: 3.5 LowAV:N/AC:M/Au:S/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 7.6

Cross-site Scripting (XSS) - Stored in star7th/showdoc

Cross-site Scripting (XSS) - Stored in GitHub repository star7th/showdoc prior to 2.10.2.

Record: CVE-2022-0880
CVSS 3.0: 7.6 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSVGHSA-gq77-3r6x-383w 5.4

Cross-site Scripting in ShowDoc

ShowDoc version 2.10.3 and prior is vulnerable to stored cross-site scripting. A patch is available and anticipated to be part of version 2.10.4.

Record: GHSA-gq77-3r6x-383w
CVSS 3.1: 5.4 MediumCVSS: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

Affected packages
Package	Affected	Fixed
`showdoc/showdoc` Packagist	through 2.10.3	2.10.4
`showdoc/showdoc` Packagist	before 2.10.4, plus listed versions v1.0.0v1.0.1v1.0.2v1.0.3v1.0.4 Show 45 moreShow less v1.0.5v1.1.0v1.1.1v1.1.3v1.1.4v1.1.5v1.2.0v1.2.1v1.2.2v1.2.3v1.2.4v1.2.5v1.2.6v1.3.0v1.3.1v1.3.3v1.3.4v1.3.5v1.3.6v1.3.7v1.3.8v1.4.0v1.4.1v1.4.2v1.4.3v1.4.4v1.4.5v1.4.6v1.4.7v1.5.0v1.5.1v1.5.2v1.5.3v1.6.0v1.6.1v1.6.2v1.7.0v1.7.1v1.7.2v1.8.0v1.8.1v1.8.2v1.8.3v1.8.4v1.8.5	2.10.4

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-0880 is a high vulnerability (CVSS 7.6) in Showdoc, published March 12, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.74%, the 54th percentile. Fixed in showdoc/showdoc 2.10.4.

References

This page doesn't list everything

Left out here: 87 versions. The JSON record has them.