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fix: introduce a size limit for numerical css attributes. #132

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Merged
AlbertWeichselbraun merged 1 commit into from
Sep 29, 2026
Merged

fix: introduce a size limit for numerical css attributes. #132

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8 changes: 6 additions & 2 deletions src/inscriptis/model/css.py
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,10 @@
)
from inscriptis.model.html_element import HtmlElement

# upper limit for lenght specifications to prevent
# unbound memory allocation by malformed HTML.
MAX_EM_LEN = 100000


class CssParse:
"""Parse CSS specifications and applies them to HtmlElements.
Expand Down Expand Up @@ -68,8 +72,8 @@ def _get_em(length: str) -> int:
unit = _m.group(2)

if unit not in ("em", "qem", "rem"):
return round(value / 8)
return round(value)
value = value / 8
return min(round(value), MAX_EM_LEN)

# ------------------------------------------------------------------------
# css styles
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