NetSurf has 2 CVEs on record. 2 were published in the last 90 days. The median CVSS is 5.5 (medium).
CVEs per month
Last 12 months, by publish date
1125/111225/120126/010226/020326/030426/040526/050626/060726/070826/080926/091026/10
- Exploited share
- 0% vs 1% corpus
- Median CVSS
- 5.5
- Publish → KEV
- —
- Last 90 days
- 2 prev 0
Weakness classes
Products
- libnsbmp 2
2
Total CVEs
0
Critical
0
CISA KEV
0
Exploited
Worst active — by depth score
CVE-2026-111139Medium· 5.5NetSurf libnsbmp through 0.1.7 contains an out-of-bounds read vulnerability in bmp_decode_mask() that allows attackers to read one byte past the image buffer by supplying crafted ICO files42CVE-2026-111138Medium· 5.5NetSurf libnsbmp through 0.1.7 contains an out-of-bounds read vulnerability in bmp_decode_rle8() and bmp_decode_rle4() because absolute-run bound checks omit the word-alignment pad byte42
NetSurf vulnerabilities
CVEs affecting NetSurf, newest first. Open any entry for full detail, references, and exploit status.
2 CVEsRSS
CVE-2026-111139Medium· 5.5PoCNetSurf libnsbmp through 0.1.7 contains an out-of-bounds read vulnerability in bmp_decode_mask() that allows attackers to read one byte past the image buffer by supplying crafted ICO files
NetSurf libnsbmp through 0.1.7 contains an out-of-bounds read vulnerability in bmp_decode_mask() that allows attackers to read one byte past the image buffer by supplying crafted ICO files. Attackers can provide an ICO whose inner bitmap…
▾ TwilightNetSurf · libnsbmpEPSS 0.13%via NVD
CVE-2026-111138Medium· 5.5PoCNetSurf libnsbmp through 0.1.7 contains an out-of-bounds read vulnerability in bmp_decode_rle8() and bmp_decode_rle4() because absolute-run bound checks omit the word-alignment pad byte
NetSurf libnsbmp through 0.1.7 contains an out-of-bounds read vulnerability in bmp_decode_rle8() and bmp_decode_rle4() because absolute-run bound checks omit the word-alignment pad byte. Attackers can supply a crafted RLE8 or RLE4 BMP en…
▾ TwilightNetSurf · libnsbmpEPSS 0.13%via NVD