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CVE-2025-9481

Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 setIpv6 stack-based overflow

Description

A security vulnerability has been detected in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. This affects the function setIpv6 of the file /goform/setIpv6. The manipulation of the argument tunrd_Prefix leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Public exploit

An exploit or proof of concept is public: anyone can try it against an unpatched system. 2 references of the record are tagged as an exploit. CISA's SSVC rates its exploitation: a proof of concept is public.

Show the exploits2

References tagged exploit2 references

Timeline

  1. ID reserved

    By VulDB

  2. Published

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2025-9481, by who scored it
Scored byCVSSScoreVector
VulDBCNA (assigner)4.0High8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
VulDBCNA (assigner)3.1High8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDBCNA (assigner)3.0High8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDBCNA (assigner)2.0Critical9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
NVDNVD · Analyzed4.0High7.4CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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
EPSS (exploitation in 30 days)
1.5% · top 26% of all CVEs (10 Nov 2026)
CISA SSVC
Exploitation: poc · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.7.

Affected products

  • Linksys · RE6250

    • affected 1.0.013.001
    • affected 1.0.04.001
    • affected 1.0.04.002
    • affected 1.1.05.003
    • affected 1.2.07.001

  • Linksys · RE6300

    • affected 1.0.013.001
    • affected 1.0.04.001
    • affected 1.0.04.002
    • affected 1.1.05.003
    • affected 1.2.07.001

  • Linksys · RE6350

    • affected 1.0.013.001
    • affected 1.0.04.001
    • affected 1.0.04.002
    • affected 1.1.05.003
    • affected 1.2.07.001

  • Linksys · RE6500

    • affected 1.0.013.001
    • affected 1.0.04.001
    • affected 1.0.04.002
    • affected 1.1.05.003
    • affected 1.2.07.001

  • Linksys · RE7000

    • affected 1.0.013.001
    • affected 1.0.04.001
    • affected 1.0.04.002
    • affected 1.1.05.003
    • affected 1.2.07.001

  • Linksys · RE9000

    • affected 1.0.013.001
    • affected 1.0.04.001
    • affected 1.0.04.002
    • affected 1.1.05.003
    • affected 1.2.07.001

References

6

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .