SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2014-3515

The SPL component in PHP before 5.4.30 and 5.5.x before 5.5.14 incorrectly anticipates that certain data structures will have the array data type after unserialization, which allows remote attackers to execute arbitrary code via a crafted string that…

HIGH 7.5EPSS 30.1%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 30.1%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

Description

The SPL component in PHP before 5.4.30 and 5.5.x before 5.5.14 incorrectly anticipates that certain data structures will have the array data type after unserialization, which allows remote attackers to execute arbitrary code via a crafted string that triggers use of a Hashtable destructor, related to "type confusion" issues in (1) ArrayObject and (2) SPLObjectStorage.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
30.13% probability · 98th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
php/php · debian/debian linux
Source
secalert@redhat.com
EPSS trend
0%18%35%4 November 2026: 30.13%4 November 20264 November 2026

EPSS 30.1% since 4 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.