CVE-2026-157428.8HighCWE-190
CVE-2026-15742: PostgreSQL fuzzystrmatch writes effectively-arbitrary addresses, via integer wraparound
Vendor not yet named
Vendor fix available · Exploitation: not established
ExploitationNot established
Not in CISA KEV as of catalogue 2026.11.13 (13 Nov)
- In CISA KEV: not seen
- Exploited (reported): not seen
- Scanning observed: not seen
- Proof of concept public: not seen
- Not establishedNothing in the sources we check
0.6%probability of exploitation in the next 30 days
49th percentile
050100
Higher than 49% of scored CVEs
8.8HighCVSS 3.1
LowMediumHighCrit.
DescriptionNVD
Integer wraparound in PostgreSQL fuzzystrmatch allows a user to direct writes to a huge range of addresses, executing arbitrary code as the operating system user running the database, via extreme inputs to SQL function levenshtein() or levenshtein_less_equal(). Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- Postgresql
- Published
- August 2026
Coverage1 article · 1 outlet
First in our coverage: SecurityOnline, 29 Sep.
- PostgreSQL Flaw Lets Low-Privilege Users Execute OS CommandsSecurityOnline · first in our coverage
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