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CVE-2022-0880

21
FAUCET Score

CVE-2022-0880 is a stored Cross-site Scripting (XSS) vulnerability affecting star7th/showdoc versions prior to 2.10.2. This medium-severity flaw (CVSS 5.4) allows an authenticated attacker to inject malicious scripts, potentially leading to limited impact on confidentiality and integrity, requiring user interaction. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.10.2CPE matchmatch criteria
cpe:2.3:a:showdoc:showdoc:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.6HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.3
Impact Score
4.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.73%
Probability of exploitation in next 30 days
EPSS Percentile
50.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0073 is in the 85th percentile among its peer group of 15,239 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-gq77-3r6x-383wmedium

Cross-site Scripting in ShowDoc

Mar 13, 2022

References

github.com / star7th/showdoc/commit/818d7fe731f452acccacf731ce47ec27ad68049c
PatchThird Party Advisory
huntr.dev / bounties/df347aa9-ed9b-4f75-af99-c83b8aad3bcf
ExploitPatchThird Party Advisory