Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-28100

22
FAUCET Score

CVE-2023-28100 is a vulnerability in Flatpak versions prior to 1.10.8, 1.12.8, 1.14.4, and 1.15.4, allowing a Flatpak application running on a Linux virtual console (e.g., /dev/tty1) to copy and paste text from the console into the command buffer, potentially leading to command execution after the app exits. This vulnerability has a CVSS score of 6.5 (Medium) with a vector of AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H, indicating a local attack with low complexity and potential for high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.10.8CPE matchmatch criteria
cpe:2.3:a:flatpak:flatpak:*:*:*:*:*:*:*:*
>= 1.12.0, < 1.12.8CPE matchmatch criteria
cpe:2.3:a:flatpak:flatpak:*:*:*:*:*:*:*:*
>= 1.14.0, < 1.14.4CPE matchmatch criteria
cpe:2.3:a:flatpak:flatpak:*:*:*:*:*:*:*:*
>= 1.15.0, < 1.15.4CPE matchmatch criteria
cpe:2.3:a:flatpak:flatpak:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

10.0CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.87%
Probability of exploitation in next 30 days
EPSS Percentile
55.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0087 is in the 96th percentile among its peer group of 15,940 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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: flatpak-0:1.10.8-1.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: flatpak-0:1.12.8-1.el9
View patch

Vendor Advisories (1)

redhatCVE-2023-28100Moderate

flatpak: TIOCLINUX can send commands outside sandbox if running on a virtual console

Mar 16, 2023

References

github.com / flatpak/flatpak/commit/8e63de9a7d3124f91140fc74f8ca9ed73ed53be9
Patch
github.com / flatpak/flatpak/security/advisories/GHSA-7qpw-3vjv-xrqp
PatchVendor Advisory
marc.info
Mailing List
security.gentoo.org / glsa/202312-12