cve.bz

CVE-2016-7480

9.8 criticalEPSS 42%

The SplObjectStorage unserialize implementation in ext/spl/spl_observer.c in PHP before 7.0.12 does not verify that a key is an object, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized memory access) via crafted serialized data.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
42% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)
CWE
CWE-119
Published
Modified
Record from
the NVD, synced

Affected

References

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