CVE-2025-11339

A vulnerability has been found in D-Link DI-7100G C1 up to 20250928. This issue affects the function sub_4BD4F8 of the file /webchat/hi_block.asp of the component jhttpd. The manipulation of the argument popupId leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

CVSS 4.0

7.4CVSS: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

CVSS 3.1

8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

1.0% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-25)

CWEs

CWE-119, CWE-120

Published

2025-10-06

Modified

2026-10-09

Record from

the NVD, synced 2026-10-19

Affected

• dlink:di-7100g_c1_firmware

References

• https://vuldb.com/?ctiid.327222
• https://vuldb.com/?id.327222
• https://vuldb.com/?submit.664635
• https://www.dlink.com/
• https://www.yuque.com/jh0ng/vmpda6/zr11zfssl8h74bn3

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