x15 firmware vulnerabilities and fixes

Recent CVEs affecting x15 firmware, with upgrade or downgrade steps. 25 tracked.

Also searched as: x15firmware.

x15 firmware has 25 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 1. Most recent: 2025-07-27. Highest priority: CVE-2025-5503 (score 59/100).

• CVE-2025-8246 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-8245 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-8244 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-8243 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105 and classified as critical
• CVE-2025-8242 HIGH 8.8 MITIGATE A vulnerability has been found in TOTOLINK X15 1.0.0-B20230714.1105 and classified as critical
• CVE-2025-6824 HIGH 8.8 UPGRADE A vulnerability classified as critical has been found in TOTOLINK X15 up to 1.0.0-B20230714.1105
• CVE-2025-6402 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-6399 HIGH 8.8 MITIGATE A vulnerability, which was classified as critical, was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-6165 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-6150 HIGH 8.8 MITIGATE A vulnerability classified as critical was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-6146 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5790 HIGH 8.8 MITIGATE A vulnerability classified as critical was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5789 HIGH 8.8 MITIGATE A vulnerability classified as critical has been found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5788 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5787 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5786 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5785 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105 and classified as critical
• CVE-2025-5739 HIGH 8.8 MITIGATE A vulnerability classified as critical has been found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5738 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5737 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5736 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5735 HIGH 8.8 MITIGATE A vulnerability was found in TOTOLINK X15 1.0.0-B20230714.1105 and classified as critical
• CVE-2025-5734 HIGH 8.8 MITIGATE A vulnerability has been found in TOTOLINK X15 1.0.0-B20230714.1105 and classified as critical
• CVE-2025-5503 HIGH 8.8 MITIGATE A vulnerability, which was classified as critical, was found in TOTOLINK X15 1.0.0-B20230714.1105
• CVE-2025-5502 MEDIUM 6.3 MITIGATE A vulnerability, which was classified as critical, has been found in TOTOLINK X15 1.0.0-B20230714.1105

FAQ

How do I fix x15 firmware vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is x15 firmware being exploited right now?

None of the tracked x15 firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which x15 firmware CVE should I patch first?

CVE-2025-5503 currently ranks highest (59/100): A vulnerability, which was classified as critical, was found in TOTOLINK X15 1.0.0-B20230714.1105.

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