CVE-2026-114576
MEDIUM 6.3A vulnerability has been found in Linksys RE6250 1.0.04.001. This affects the function strcmp of the component Web Management Interface. The manipulation of the argument session_id leads to insufficiently random values. The attack may be initiated remotely. The complexity of an attack is rather high. It is indicated that the exploitability is difficult. The exploit has been disclosed to the public and may be used.
No known exploitation, public exploit, or elevated probability at this time. Track for changes.
Exploitation likelihood
0.5%chance of exploitation in 30 days · 43rd percentile
Impact if exploited
6.3CVSS 4.0 · MEDIUM
- ConfidentialityLow
- IntegrityNone
- AvailabilityNone
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ✓User interaction: No user interaction needed
- ⚠Complexity: Needs a race window or specific setup
- ✓Requirements: No special attack requirements
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
No public PoC is currently catalogued.
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Data snapshot:
Weakness (CWE)
- CWE-330: Insufficiently Random Values
- CWE-310: Cryptographic Issues
CVSS vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
References and research data (JSON)
All CVSS metrics
- MEDIUM 6.3 v4.0 · CNA Primary
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P - LOW 3.7 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R - LOW 3.7 v3.0 · CNA Primary
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R - LOW 2.6 v2.0 · CNA Primary
AV:N/AC:H/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR - LOW 2.9 v4.0 · NVD Secondary
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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 - LOW 3.7 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N - LOW 2.6 v2.0 · NVD Secondary
AV:N/AC:H/Au:N/C:P/I:N/A:N
References
Exploit-tagged references (not proof of a PoC)
- https://github.com/b1uerry/cves/blob/main/Linksys/RE6250/Linksys_RE6250_predictable_sessionId/details.md CVE record · VulDB · Updated 2026-10-22T01:30:21.675Z
NVD · CVE-2026-114576 · Updated 2026-10-23T22:16:57.337
Advisories
- https://vuldb.com/cve/CVE-2026-114576 CVE record · VulDB · Updated 2026-10-22T01:30:21.675Z
NVD · CVE-2026-114576 · Updated 2026-10-23T22:16:57.337 - https://vuldb.com/submit/1021306 CVE record · VulDB · Updated 2026-10-22T01:30:21.675Z
NVD · CVE-2026-114576 · Updated 2026-10-23T22:16:57.337 - https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-107884 EUVD · EUVD-2026-107884
Technical & other
- https://vuldb.com/vuln/424944 CVE record · VulDB · Updated 2026-10-22T01:30:21.675Z
NVD · CVE-2026-114576 · Updated 2026-10-23T22:16:57.337 - https://vuldb.com/vuln/424944/cti CVE record · VulDB · Updated 2026-10-22T01:30:21.675Z
NVD · CVE-2026-114576 · Updated 2026-10-23T22:16:57.337 - https://www.linksys.com/ CVE record · VulDB · Updated 2026-10-22T01:30:21.675Z
NVD · CVE-2026-114576 · Updated 2026-10-23T22:16:57.337