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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2022-4820

22
FAUCET Score

CVE-2022-4820 is a cross-site scripting (XSS) vulnerability found in FlatPress, specifically within the admin/panels/entry/admin.entry.list.php component of the administrative area. This medium-severity vulnerability (CVSS 6.1) can be exploited remotely without authentication, requiring user interaction to trigger the XSS, potentially leading to information disclosure and integrity impacts. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE. A patch is available to address this issue.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:flatpress:flatpress:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

3.5LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.1
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.52%
Probability of exploitation in next 30 days
EPSS Percentile
41.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0052 is in the 43rd percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / flatpressblog/flatpress/commit/229752b51025e678370298284d42f8ebb231f67f
PatchThird Party Advisory
github.com / flatpressblog/flatpress/issues/180
Issue TrackingPatchThird Party Advisory
vuldb.com
Third Party Advisory
vuldb.com
Third Party Advisory