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CVE-2023-25135criticalobserved exploitationCWE-502

CVE-2023-25135

90Vexday Risk Score

Patch now. It exploitation observed by VulnCheck and has a working public exploit.

ssvc Actcvss 9.8epss 24%
from disclosure to weapon71 days
Published on NVDFeb 3
1st PoC+71d
VulnCheck+304d
exploitation probability
24%top 2% of all CVEs
observed exploitation
yesVulnCheck
1 public exploit(s)
vBulletin before 5.6.9 PL1 allows an unauthenticated remote attacker to execute arbitrary code via a crafted HTTP request that triggers deserialization. This occurs because verify_serialized checks that a value is serialized by calling unserialize and then checking for errors. The fixed versions are 5.6.7 PL1, 5.6.8 PL1, and 5.6.9 PL1.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
n/a · n/a
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.