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Medium 5.3Published Mar 25, 2026
CVE-2026-33809OOM from malicious IFD offset in golang.org/x/image/tiff
Updated under an hour ago ()
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It affects golang.org/x/image/tiff and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A maliciously crafted TIFF file can cause image decoding to attempt to allocate up 4GiB of memory, causing either excessive resource consumption or an out-of-memory error.
- CVSS
- 5.3 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Weakness (CWE)
- CWE-400
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Go
- NVD analysis
- Analyzed
- Record last updated
- Apr 6, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
golang.org/x/image golang.org/x/image/tiff golang.org_x_image:tiff (from the name) | before 0.38.0 | CNA record |
golang tiff golang:tiff | before 0.38.0 | NVD |
References
- https://go.dev/cl/757660mailing-list
- https://go.dev/issue/78267issue-tracking
- https://pkg.go.dev/vuln/GO-2026-4815vendor-advisory
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.