CVE-2025-28027

HIGHNVD 7.37.3—Elevated

7.3

TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129 was found to contain a buffer overflow vulnerability in downloadFile.cgi.

CVSS v3: 7.3
EG Score: 7.3(medium)
EPSS: 34.0%
KEV: Not listed

Published

April 22, 2025

Last Modified

May 7, 2025

References (3)

cve@mitrehttps://locrian-lightning-dc7.notion.site/BufferOverflow2-19e8e5e2b1a2806db38bea19abb4630a?pvs=73
cve@mitrehttps://locrian-lightning-dc7.notion.site/CVE-2025-28027-BufferOverflow2-19e8e5e2b1a2806db38bea19abb4630a
134c704f-9b21-4f2e-91b3-4a467353bcc0https://locrian-lightning-dc7.notion.site/CVE-2025-28027-BufferOverflow2-19e8e5e2b1a2806db38bea19abb4630a

Weakness Classification(1)

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

CWE-121Stack-based Buffer Overflow

Data Freshness Timeline

(refreshed 13× in last 7d / 16× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 06:10 UTCepss_batch
2026-06-05 06:10 UTCepss_batch
2026-06-04 13:12 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-30 06:59 UTCEG score recompute
2026-05-30 06:59 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-28027?

CVE-2025-28027 is a high vulnerability published on April 22, 2025. TOTOLINK A830R V4.1.2cu.5182B20201102, A950RG V4.1.2cu.5161B20200903, A3000RU V5.9c.5185B20201128, and A3100R V4.1.2cu.5247B20211129 was found to contain a buffer overflow vulnerability in downloadFile.cgi.

When was CVE-2025-28027 disclosed?

CVE-2025-28027 was first published in the National Vulnerability Database on April 22, 2025, with the most recent update on May 7, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-28027 actively exploited?

CVE-2025-28027 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 34.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-28027?

CVE-2025-28027 has a CVSS v3 base score of 7.3 (NVD).

How do I remediate CVE-2025-28027?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-28027, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-28027

Explore →

Is Your Infrastructure Affected by CVE-2025-28027?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2025-28027

📅 Published

🔄 Last Modified

🔗 References (3)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-28027?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (3)

Frequently asked(5)

Related CVEs(same CWE)