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CVE-2022-0967

31
FAUCET Score

CVE-2022-0967 describes a stored Cross-Site Scripting (XSS) vulnerability in the star7th/showdoc GitHub repository, affecting versions prior to 2.10.4, specifically through its file upload functionality. This medium-severity vulnerability (CVSS 5.4) requires user interaction and low privileges, allowing an attacker to inject malicious scripts that could lead to limited confidentiality and integrity impacts. While not in CISA's Known Exploited Vulnerabilities catalog, public exploit code exists on ExploitDB, though there is minimal community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.10.4CPE matchmatch criteria
cpe:2.3:a:showdoc:showdoc:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.9MEDIUM

CVSS:3.0/AV:P/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Attack Vector
PHYSICAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.3
Impact Score
6.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.26%
Probability of exploitation in next 30 days
EPSS Percentile
87.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-50941 · May 17, 2022
This CVE's current EPSS score of 0.0326 is in the 99th percentile among its peer group of 15,225 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: showdoc/showdocFixed in: 2.10.4
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-3pg8-c473-w6rrmedium

Stored Cross-site Scripting in showdoc

Mar 16, 2022

References

packetstormsecurity.com / files/167198/Showdoc-2.10.3-Cross-Site-Scripting.html
ExploitThird Party AdvisoryVDB Entry
github.com / star7th/showdoc/commit/3caa32334db0c277b84e993eaca2036f5d1dbef8
PatchThird Party Advisory
huntr.dev / bounties/9dea3c98-7609-480d-902d-149067bd1e2a
ExploitPatchThird Party Advisory