CVE-2015-7808

highpriority · attend · 68EPSS 0.806 · 100 %ileexploit · weaponizedEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

5 exploits · weaponized

Likely / severe?

80.6% (100th) EPSS

CVSS 7.5 · high

Is it mine?

17 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

The vB_Api_Hook::decodeArguments method in vBulletin 5 Connect 5.1.2 through 5.1.9 allows remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via a crafted serialized object in the arguments parameter to ajax/api/hook/decodeArguments.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:P/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimary

exploits (5)

Public proof-of-concept and weaponised exploit code.

exploit/multi/http/vbulletin_unserializevBulletin 5.1.2 Unserialize Code Executionweaponized · metasploit
EDB-38629vBulletin 5.1.x - Remote Code Executionfunctional · exploit_db
EDB-38790vBulletin 5.x - Remote Code Executionfunctional · exploit_db
EDB-48761vBulletin 5.1.2 < 5.1.9 - Unserialize Code Execution (Metasploit)PoC · exploit_db
Prajithp/CVE-2015-7808PoC code for vBulletin PreAuth vulnerabilityPoC · poc_in_github

affected products (17)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
vbulletin vbulletin= 5.0.0nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.0.1nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.0.2nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.0.3nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.0.4nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.0.5nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.1.0nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.1.1nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.1.2nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.1.3nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.1.4nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.1.5nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.1.6nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.1.7nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.1.8nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*
vbulletin vbulletin= 5.1.9nvdUScpe:2.3:a:vbulletin:vbulletin:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2015-11-24modified 2026-06-17

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+25188 more

references (14)

External citations — patches, advisories, analysis.

scry

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