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Fencer Vulns
medium 6.1

CVE-2026-50813 json

An issue in SQLite before Fossil check-in 869a51ae84df allows a local attacker to obtain sensitive information via the Session Extension ch…

published 2026-07-08 4 mo ago modified 2026-10-25 14 d ago also EUVD-2026-42502

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 5%
public exploits
0
none known

Summary

An issue in SQLite before Fossil check-in 869a51ae84df allows a local attacker to obtain sensitive information via the Session Extension changeset concat/changegroup merge path

Patch / fix

  • sqlite3 Debian 14 3.53.4-2

debian advisories DEBIAN-CVE-2026-50813

  • sqlite3 Ubuntu 22.04 LTS 3.37.2-2ubuntu0.7
  • sqlite3 Ubuntu 24.04 LTS 3.45.1-1ubuntu2.7
  • sqlite3 Ubuntu 26.04 LTS 3.46.1-9ubuntu0.2

ubuntu advisories UBUNTU-CVE-2026-50813

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • lemon hummingbird 1 3.53.2-1.hum1
  • sqlite hummingbird 1 3.53.2-1.hum1
  • sqlite-tcl hummingbird 1 3.53.2-1.hum1
  • sqlite-libs hummingbird 1 3.53.2-1.hum1
  • sqlite-tools hummingbird 1 3.53.2-1.hum1
  • sqlite-analyzer hummingbird 1 3.53.2-1.hum1

red hat advisories RHSA-2026:23423

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-50813 updated cvss 5.5

sqlite: SQLite: Information disclosure via Session Extension changeset merge path

  • Red Hat Hardened Images lemon 3.53.2-1.hum1, sqlite 3.53.2-1.hum1
    fixed: vendor fix RHSA-2026:23423

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
4 mo ago

Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 6.1 CVSS:3.1/AC:L/AV:L/A:H/C:L/I:N/PR:N/S:U/UI:R
CISA ADP 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CNA 3.1 6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.