pgjdbc, the PostgreSQL JDBC Driver, versions 42.7.4 through 42.7.13 pads a value that is shorter than its declared length with bytes left in its send buffer instead of zeros, and the server stores those bytes as part of the value. The bytes are messages the driver sent earlier on...
Product
redhat/postgresql-jdbc vulnerabilities
8 published CVES affecting redhat/postgresql-jdbc, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 8
- Critical
- 0
- High
- 4
- Medium
- 4
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest redhat/postgresql-jdbc CVEs
Newest publication first
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MediumCVSS 5.3 EPSS 0.20%
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MediumCVSS 5.9 EPSS 0.35%
pgjdbc, the PostgreSQL JDBC Driver, versions 42.7.11 through 42.7.13 enforce no restriction when the requireAuth connection property excludes all six authentication methods the driver knows, for example requireAuth=!password,!md5,!gss,!sspi,!scram-sha-256,!none. The driver then a...
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MediumCVSS 4.3 EPSS 0.21%
Buffer over-read in PostgreSQL function pg_restore_attribute_stats() accepts array values of unmatched length, which causes query planning to read past end of one array. This allows a table maintainer to infer memory values past that array end. Within major version 18, minor vers...
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MediumCVSS 6.5 EPSS 0.56%
Covert timing channel in comparison of MD5-hashed password in PostgreSQL authentication allows an attacker to recover user credentials sufficient to authenticate. This does not affect scram-sha-256 passwords, the default in all supported releases. However, current databases may h...
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CVE-2026-6477 PostgreSQL libpq lo_* functions let server superuser overwrite client stack memory
PublishedHighCVSS 8.8 EPSS 0.45%Use of inherently dangerous function PQfn(..., result_is_int=0, ...) in PostgreSQL libpq lo_export(), lo_read(), lo_lseek64(), and lo_tell64() functions allows the server superuser to overwrite a client stack buffer with an arbitrarily-large response. Like gets(), PQfn(..., resul...
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HighCVSS 8.8 EPSS 0.41%
Symlink following in PostgreSQL pg_basebackup plain format and in pg_rewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc, that hijack the operating system account. It will remain the case that starting the server after these commands implici...
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HighCVSS 8.8 EPSS 1.0%
Integer wraparound in multiple PostgreSQL server features allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds. This may execute arbitrary code as the operating system user running the database. In applications that pass giga...
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CVE-2026-42198 pgjdbc: Unbounded PBKDF2 iterations in SCRAM authentication allows CPU exhaustion DoS
PublishedHighCVSS 7.5 EPSS 3.3%pgjdbc is an open source postgresql JDBC Driver. From version 42.2.0 to before version 42.7.11, pgjdbc is vulnerable to a client-side denial of service during SCRAM-SHA-256 authentication. A malicious server can instruct the driver to perform SCRAM authentication with a very larg...
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.