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CVE-2023-34228

21
FAUCET Score

CVE-2023-34228 is a medium-severity vulnerability affecting JetBrains TeamCity versions prior to 2023.05, where missing authentication checks allowed certain sensitive account actions to bypass two-factor authentication. With a CVSS score of 6.5, this flaw can be exploited remotely with low privileges and no user interaction to achieve high integrity impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 2023.05CPE matchmatch criteria
cpe:2.3:a:jetbrains:teamcity:*:*:*:*:*:*:*:*
>= 0, < 2023.05CPE match
cpe:2.3:a:jetbrains:teamcity:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.6
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.40%
Probability of exploitation in next 30 days
EPSS Percentile
32.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0040 is in the 42nd percentile among its peer group of 21,958 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 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jetbrains.com / privacy-security/issues-fixed
Vendor Advisory