CVE-2026-13515

HIGHPre-NVD 8.88.8—
EchelonGraph scoreHIGH confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-06-29. a secondary CVSS source baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
8.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 8.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A security vulnerability has been detected in Tenda JD12L 16.03.53.23. Impacted is the function formSetPPTPServer of the file /goform/SetPptpServerCfg. Such manipulation of the argument startIp leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

CVSS v3
8.8
EG Score
8.8(high)
EPSS
37.8%
KEV
Not listed

Published

June 28, 2026

Last Modified

June 29, 2026

Advisory Details (2)

Auto-updated Jun 29, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

腾达(Tenda) 腾达中文网站 - 致力于建设值得信赖的好网络

https://www.tenda.com.cn/
generic🟡 PoC Available

Tenda Router Latest version JD12L Pro V16.03.53.23 - Buffer Overflow in `/goform/SetPptpServerCfg` · Issue #1 · cve-a/Vampirensa · GitHub

https://github.com/cve-a/Vampirensa/issues/1

Vendor Advisories for CVE-2026-13515(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 38× in last 7d / 48× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-07 08:00 UTCEG score recompute
  2. 2026-07-07 08:00 UTCGHSA enrichment
  3. 2026-07-06 20:13 UTCEG score recompute
  4. 2026-07-06 20:13 UTCGHSA enrichment
  5. 2026-07-06 16:27 UTCEPSS rescore
  6. 2026-07-06 08:24 UTCEG score recompute
  7. 2026-07-06 08:24 UTCGHSA enrichment
  8. 2026-07-06 02:23 UTCEPSS rescore
  9. 2026-07-05 20:35 UTCEG score recompute
  10. 2026-07-05 20:34 UTCGHSA enrichment
  11. 2026-07-05 08:48 UTCEG score recompute
  12. 2026-07-05 08:48 UTCGHSA enrichment
  13. 2026-07-05 02:30 UTCEPSS rescore
  14. 2026-07-05 02:30 UTCEPSS rescore
  15. 2026-07-04 21:01 UTCEG score recompute
  16. 2026-07-04 21:01 UTCGHSA enrichment
  17. 2026-07-04 09:14 UTCEG score recompute
  18. 2026-07-04 09:14 UTCGHSA enrichment
  19. 2026-07-04 06:31 UTCEPSS rescore
  20. 2026-07-03 21:26 UTCEG score recompute
  21. 2026-07-03 21:26 UTCGHSA enrichment
  22. 2026-07-03 09:40 UTCEG score recompute
  23. 2026-07-03 09:39 UTCGHSA enrichment
  24. 2026-07-02 21:52 UTCEG score recompute
  25. 2026-07-02 21:52 UTCGHSA enrichment
Show 23 more
  1. 2026-07-02 10:06 UTCEG score recompute
  2. 2026-07-02 10:06 UTCGHSA enrichment
  3. 2026-07-01 22:20 UTCEG score recompute
  4. 2026-07-01 22:20 UTCGHSA enrichment
  5. 2026-07-01 15:06 UTCEPSS rescore
  6. 2026-07-01 15:06 UTCEPSS rescore
  7. 2026-07-01 10:32 UTCEG score recompute
  8. 2026-07-01 10:32 UTCGHSA enrichment
  9. 2026-06-30 23:22 UTCEPSS rescore
  10. 2026-06-30 22:44 UTCEG score recompute
  11. 2026-06-30 22:44 UTCGHSA enrichment
  12. 2026-06-30 10:56 UTCEG score recompute
  13. 2026-06-30 10:56 UTCGHSA enrichment
  14. 2026-06-29 23:06 UTCEG score recompute
  15. 2026-06-29 23:06 UTCGHSA enrichment
  16. 2026-06-29 17:26 UTCNVD updateCVSS v4 → 7.4
  17. 2026-06-29 16:13 UTCMITRE cvelistV5CVSS v4 → 8.7
  18. 2026-06-29 14:06 UTCEPSS rescore
  19. 2026-06-29 11:20 UTCEG score recompute
  20. 2026-06-29 11:20 UTCGHSA enrichment
  21. 2026-06-29 02:03 UTCNVD updateCVSS v4 → 7.4
  22. 2026-06-28 23:33 UTCEG score recompute
  23. 2026-06-28 23:32 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-13515?
CVE-2026-13515 is a high vulnerability published on June 28, 2026. A security vulnerability has been detected in Tenda JD12L 16.03.53.23. Impacted is the function formSetPPTPServer of the file /goform/SetPptpServerCfg. Such manipulation of the argument startIp leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed…
When was CVE-2026-13515 disclosed?
CVE-2026-13515 was first published in the National Vulnerability Database on June 28, 2026, with the most recent update on June 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13515 actively exploited?
CVE-2026-13515 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 37.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-13515?
CVE-2026-13515 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-13515?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13515, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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