CVE-2026-7736

MEDIUM EPSS 36.2%
Published May 4, 20261mo ago · Modified Jun 17, 20261w ago
6.9 CVSS 4.0
Medium
Find Similar
Published May 4, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability was determined in osrg GoBGP up to 4.3.0. Affected by this vulnerability is the function parseRibEntry of the file pkg/packet/mrt/mrt.go. Executing a manipulation can lead to integer underflow. It is possible to launch the attack remotely. Upgrading to version 4.4.0 addresses this issue. This patch is called 76d911046344a3923cbe573364197aa081944592. It is suggested to upgrade the affected component.

CVSS Details

Base Score
6.9
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
36.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 2

CWE-189
CWE-191

Affected Products 1

VendorProductVersionRange
osrggobgp* <4.4.0

References 6

  • github.com https://github.com/osrg/gobgp/
    Product
  • github.com https://github.com/osrg/gobgp/commit/76d911046344a3923cbe573364197aa081944592
    Patch
  • github.com https://github.com/osrg/gobgp/releases/tag/v4.4.0
    PatchProduct
  • vuldb.com https://vuldb.com/submit/807604
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/vuln/360911
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/vuln/360911/cti
    Permissions RequiredVDB Entry

Remediation

  • github.com https://github.com/osrg/gobgp/commit/76d911046344a3923cbe573364197aa081944592
    Patch
  • github.com https://github.com/osrg/gobgp/releases/tag/v4.4.0
    PatchProduct