Debian/nltk: unknown
nltk PorterStemmer in versions <= 3.10.2 (fixed in 3.10.3) contains an inefficient-algorithmic-complexity denial of service in PorterStemmer.stem(). The _is_consonant() helper walks backward over the
Action: Upgrade nltk to 3.10.3-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.10.3-1 | - |
Fixed versions
| 3.10.3-1 |
Sources
- osv: DEBIAN-CVE-2026-81722#Debian:14/nltk
- https://security-tracker.debian.org/tracker/CVE-2026-81722
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