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CVE-2026-49769

WordPress wpForo Forum plugin <= 3.1.0 - PHP Object Injection vulnerability

9.8 Critical

CVE-2026-49769 is a critical vulnerability (CVSS 9.8) in Tomdever Wpforo Forum, published June 15, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 24th percentile. No source names a fixed version.

What does this mean?
Severity
9.8 CriticalCVSS 3.1, CVE List
Exploit chance
0.31%EPSS, 24th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

Unauthenticated PHP Object Injection in wpForo Forum <= 3.1.0 versions.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.31%Down 0.1 points since Jun 16, 2026
90%50%10%1%

Affected products

What each source reports

CVE List Score used9.8

WordPress wpForo Forum plugin <= 3.1.0 - PHP Object Injection vulnerability

Unauthenticated PHP Object Injection in wpForo Forum <= 3.1.0 versions.

Record
CVE-2026-49769
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-502
Updated
2026-11-02
EUVDEUVD-2026-368929.8

Unauthenticated PHP Object Injection in wpForo Forum <= 3.1.0 versions.

Record
EUVD-2026-36892
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-pm7h-3vhv-6q5v9.8

Unauthenticated PHP Object Injection in wpForo Forum <= 3.1.0 versions.

Unauthenticated PHP Object Injection in wpForo Forum <= 3.1.0 versions.

Record
GHSA-pm7h-3vhv-6q5v
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-502
Updated
2026-11-02
NVD9.8

Unauthenticated PHP Object Injection in wpForo Forum <= 3.1.0 versions.

Record
CVE-2026-49769
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-502
Updated
2026-11-02

History

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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