CVE-2026-3707A vulnerability was identified in MrNanko webp4j up to 1.3.x.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
A vulnerability was identified in MrNanko webp4j up to 1.3.x. The affected element is the function DecodeGifFromMemory of the file src/main/c/gif_decoder.c. Such manipulation of the argument canvas_height leads to integer overflow. Local access is required to approach this attack. The exploit is publicly available and might be used. The name of the patch is 89771b201c66d15d29e4cc016d8aae82b6a5fbe1. It is advisable to implement a patch to correct this issue.
- CVSS
- 5.3 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- Weakness (CWE)
- CWE-189, CWE-190
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Deferred
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
No affected products are listed yet.
References
- https://github.com/MrNanko/webp4j/
- https://github.com/MrNanko/webp4j/commit/89771b201c66d15d29e4cc016d8aae82b6a5fbe1
- https://github.com/MrNanko/webp4j/issues/6
- https://github.com/MrNanko/webp4j/issues/6#issuecomment-3941945014
- https://github.com/Sp1d3rL1/Webp4j-Heap-Buffer-Overflow/blob/main/README.EN.md
- https://vuldb.com/?ctiid.349653
- https://vuldb.com/?id.349653
- https://vuldb.com/?submit.765972
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.