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  4. CVE 2026 129353 d link dir 600l authenticationcgi
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Back to active CVEs
Critical · CVSS 10.0CVE-2026-129353

D-Link DIR-600L authentication.cgi authenticationcgi_main stack-based overflowCVE-2026-129353

Answer in brief

CVE-2026-129353 records a Critical severity (CVSS 10.0) vulnerability in D-Link DIR-600L authentication.cgi authenticationcgi_main stack-based overflow. The current sources do not mark it as known exploited. The current feed maps D-Link/DIR-600L (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 14, 2026Updated Nov 14, 2026Source checked Nov 14, 2026First seen by HOL Nov 14, 2026Material review Nov 14, 2026
Upstream Advisory

Key facts

Risk
Critical · CVSS 10.0
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 10.0. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps D-Link/DIR-600L (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
D-Link/DIR-600Lgeneric2.17 || 2.17b02Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for D-Link/DIR-600L.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Nov 14, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 14, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 14, 2026

Sources and claim methodology

  • GitHub security advisorygithub.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencedlink.com
Upstream source description

A vulnerability was detected in D-Link DIR-600L 2.17/2.17b02. Affected by this vulnerability is the function authenticationcgi_main of the file authentication.cgi. Performing a manipulation of the argument id/password results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is now public and may be used.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Edimax BR6478ACV2 webs formPPTPSetup buffer overflowAlso CWE-119
  • sox_ng VOC Decoder voc.c read_samples_voc out-of-bounds writeAlso CWE-119
  • TRENDnet TEW-657BRM mini_httpd setup.cgi sprintf out-of-bounds writeAlso CWE-119
  • TRENDnet TEW-657BRM upgrade_flash.cgi stack-based overflowAlso CWE-121

Record context

Vulnerability class
Buffer Overflow
EPSS
Not reported
CWE IDs
CWE-121, CWE-119
Source
CVE List V5
Source checked
Nov 14, 2026
References
6 linked sources
Open source record