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CVE-2023-2739

21
FAUCET Score

CVE-2023-2739 is a Cross-Site Scripting (XSS) vulnerability found in Gira HomeServer versions up to 4.12.0.220829 beta, specifically affecting the /hslist file when manipulating the 'lst' argument. This vulnerability allows for remote attacks and impacts the confidentiality and integrity of user data. With a CVSS score of 6.1 (Medium), it can be exploited with low attack complexity and no prior authentication, requiring user interaction. While the exploit has been publicly disclosed, there is no evidence of active exploitation, nor are there Metasploit or Nuclei modules available, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.12.0.220829CPE matchmatch criteria
cpe:2.3:o:gira:gira_home_server_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.45%
Probability of exploitation in next 30 days
EPSS Percentile
36.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0045 is in the 39th percentile among its peer group of 26,221 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

Remediation records are not available for this CVE.

References

vuldb.com
Third Party Advisory
vuldb.com
Third Party Advisory