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CVE-2026-19980— GL.iNet XE3000 Language Update ui.update_langs code injection

CVSS 7.4 · High EPSS 0.23% · P14

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 153

VendorProductVersion RangeStatus
GL.iNetA13004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetAX18004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetAXT18004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetBE100004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetBE14004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetBE36004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetBE65004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetBE93004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetE58004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetMT25004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetMT30004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetMT3600BE4.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetMT50004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetMT60004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetX20004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetX30004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
GL.iNetXE30004.0affected
4.1affected
4.2affected
4.3affected
4.4affected
4.5affected
4.6affected
4.7affected
… +1 more rows
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I. Basic Information for CVE-2026-19980

Vulnerability Information
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Vulnerability Title
GL.iNet XE3000 Language Update ui.update_langs code injection
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in GL.iNet A1300, AX1800, AXT1800, BE1400, BE3600, BE6500, BE9300, BE10000, E5800, MT2500, MT3000, MT3600BE, MT5000, MT6000, X2000, X3000 and XE3000 up to 4.8.x. Affected by this issue is the function ui.update_langs of the component Language Update. Performing a manipulation of the argument hour/min/week results in code injection. The attack can be initiated remotely. The vendor explains: "After our investigation, we have confirmed that the vulnerability described (...) does indeed exist."
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5

Affected Products

VendorProductAffected VersionsCPESubscribe
GL.iNetA1300 4.0 cpe:2.3:a:gl.inet:a1300:*:*:*:*:*:*:*:*
GL.iNetAX1800 4.0 cpe:2.3:a:gl.inet:ax1800:*:*:*:*:*:*:*:*
GL.iNetAXT1800 4.0 cpe:2.3:a:gl.inet:axt1800:*:*:*:*:*:*:*:*
GL.iNetBE1400 4.0 cpe:2.3:a:gl.inet:be1400:*:*:*:*:*:*:*:*
GL.iNetBE3600 4.0 cpe:2.3:a:gl.inet:be3600:*:*:*:*:*:*:*:*
GL.iNetBE6500 4.0 cpe:2.3:a:gl.inet:be6500:*:*:*:*:*:*:*:*
GL.iNetBE9300 4.0 cpe:2.3:a:gl.inet:be9300:*:*:*:*:*:*:*:*
GL.iNetBE10000 4.0 cpe:2.3:a:gl.inet:be10000:*:*:*:*:*:*:*:*
GL.iNetE5800 4.0 cpe:2.3:a:gl.inet:e5800:*:*:*:*:*:*:*:*
GL.iNetMT2500 4.0 cpe:2.3:a:gl.inet:mt2500:*:*:*:*:*:*:*:*
GL.iNetMT3000 4.0 cpe:2.3:a:gl.inet:mt3000:*:*:*:*:*:*:*:*
GL.iNetMT3600BE 4.0 cpe:2.3:a:gl.inet:mt3600be:*:*:*:*:*:*:*:*
GL.iNetMT5000 4.0 cpe:2.3:a:gl.inet:mt5000:*:*:*:*:*:*:*:*
GL.iNetMT6000 4.0 cpe:2.3:a:gl.inet:mt6000:*:*:*:*:*:*:*:*
GL.iNetX2000 4.0 cpe:2.3:a:gl.inet:x2000:*:*:*:*:*:*:*:*
GL.iNetX3000 4.0 cpe:2.3:a:gl.inet:x3000:*:*:*:*:*:*:*:*
GL.iNetXE3000 4.0 cpe:2.3:a:gl.inet:xe3000:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-19980

#POC DescriptionSource LinkShenlong Link
AI-Generated POCVerified env Premium
Qwen3.6-35B-A3B · 8239 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-19980

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Proof of Concept for CVE-2026-19980 (1)

Same Patch Batch · GL.iNet · 2026-08-17 · 5 CVEs total

CVE-2026-199798.3 HIGHGL.iNet XE3000 WebDAV Service MOVE authorization
CVE-2026-199838.3 HIGHGL.iNet XE3000 NAS Command Service gl_nas_sys os command injection
CVE-2026-199817.4 HIGHGL.iNet XE3000 Wi-Fi Timer Power-Schedule Feature os command injection
CVE-2026-199827.4 HIGHGL.iNet BE9300/MT6000 Firewall-management RPC os command injection

IV. Related Vulnerabilities

Same product: A1300
Same vendor: GL.iNet
Same weakness: CWE-94

V. Comments for CVE-2026-19980

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