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CVE-2015-6817
PgBouncer 1.6.x before 1.6.1, when configured with auth_user, allows remote attackers to gain login access as auth_user via an unknown…
- 8.1HighCVSS base score
- 2.2%Exploitation in 30 daysEPSS · top 18% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
PgBouncer 1.6.x before 1.6.1, when configured with auth_user, allows remote attackers to gain login access as auth_user via an unknown username.
Timeline
ID reserved
By debian
- 21 months later
· 21 months later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.2% · top 18% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.
Affected products
n/a
- affected n/a
References
6
- https://github.com/pgbouncer/pgbouncer/commit/7ca3e5279d05fceb1e8a043c6f5b6f58dea3ed38 (opens in a new tab)x_refsource_CONFIRMx_transferred
- GLSA-201701-24 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- http://comments.gmane.org/gmane.comp.db.postgresql.pgbouncer.general/1251 (opens in a new tab)x_refsource_MISCx_transferred
- https://pgbouncer.github.io/2015/09/pgbouncer-1-6-1 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20150905 Re: CVE Request: PgBouncer: failed auth_query lookup leads to connection as auth_user (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://github.com/pgbouncer/pgbouncer/issues/69 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2015-6754 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2015-6817)Record last updated .