CVE-2026-50812: A NULL pointer dereference in the SQLite Session Extension in SQLite 3.53.1 and SQLite trunk builds before check-in e807d4e3798efd53 allows an attacker who can supply a malformed c
A NULL pointer dereference in the SQLite Session Extension in SQLite 3.53.1 and SQLite trunk builds before check-in e807d4e3798efd53 allows an attacker who can supply a malformed changeset blob to cause a denial of service. The issue occurs when sqlite3changeset_apply_v3() applies a corrupt changeset and reaches sqlite3_value_type() with a NULL sqlite3_value pointer.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-50812
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-508120.11% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-50812 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for A NULL pointer
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- mediumCVE-2026-21901: A NULL Pointer Dereference vulnerability in the management daemon (mgd) of Juniper Networks Ju…nvd · 2026-07-09
- highCVE-2026-60109: Zeek before 8.0.9 contains a null pointer dereference vulnerability in its Kerberos protocol a…nvd · 2026-07-09
- unknownCVE-2026-56288: GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unif…nvd · 2026-07-09
- mediumCVE-2026-56401: Wazuh wazuh-modulesd before 5.0.0-beta3 contains a null pointer dereference vulnerability in i…nvd · 2026-07-08
- mediumCVE-2026-50810: A NULL pointer dereference in smooth_parse_stream_index() in src/media_tools/mpd.c in GPAC mas…nvd · 2026-07-07
- mediumGHSA-hwpq-hmq9-wj77: ONNX has Null Pointer Dereference in Upsample Version Converter Adapter (Zero Inputs)ghsa · 2026-07-07
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