SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2013-5036

The Square Squash allows remote attackers to execute arbitrary code via a YAML document in the (1) namespace parameter to the deobfuscation function or (2) sourcemap parameter to the sourcemap function in app/controllers/api/v1_controller.rb.

EXPLOIT ✓HIGH 7.5EPSS 46.2%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 46.2%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

The Square Squash allows remote attackers to execute arbitrary code via a YAML document in the (1) namespace parameter to the deobfuscation function or (2) sourcemap parameter to the sourcemap function in app/controllers/api/v1_controller.rb.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
46.18% probability · 99th percentile
Public exploits
1 in Exploit-DB · verified · first 12 August 2013
CISA KEV
Not listed
Weakness
CWE-94
Affected
squash/square squash
Source
cve@mitre.org
EPSS trend
0%25%50%4 November 2026: 46.18%4 November 20264 November 2026

EPSS 46.2% 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.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-27530source ↗Squash - YAML Code Execution (Metasploit)multiple · Metasploitremote12 August 2013yes

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