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CVE-2023-34839

21
FAUCET Score

CVE-2023-34839 describes a Cross-Site Request Forgery (CSRF) vulnerability in Issabel PBX version 4.0.0-6. This flaw allows a remote, authenticated attacker to create new user accounts by tricking an administrator into clicking a malicious link, thereby gaining unauthorized privileges. Rated Medium severity (CVSS 6.8), the attack requires high privileges and user interaction, but can lead to high impact on confidentiality, integrity, and availability. Currently, there is no public exploit code, active exploitation, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
4.0.0-6CPE matchmatch criteria
cpe:2.3:a:issabel:pbx:4.0.0-6:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.8MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.66%
Probability of exploitation in next 30 days
EPSS Percentile
47.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0066 is in the 84th percentile among its peer group of 4,931 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

Remediation records are not available for this CVE.

References

github.com / sahiloj/CVE-2023-34839/blob/main/README.md
ExploitThird Party Advisory