OSV-2026-1070 - UNKNOWN READ in bytes1_char_at

Severity: info ยท Published 2026-07-28

UNKNOWN READ in bytes1_char_at

Technologies: mrab-regex (PyPI). Vendors: PyPI.

Quick answers

Is This vulnerability exploited in the wild?
No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.
How severe is This vulnerability?
Informational severity, published 28 July 2026.
Which products and versions are affected?
mrab-regex (PyPI) GIT:introduced=07dfa3b6b2d5a30919ac8564c1542a4487d40f8e,fixed=0e8cb0596ba6572c66e5d153a1d7c901b381e15e.
Is there a fix for This vulnerability?
Yes. mrab-regex (PyPI): upgrade to 0e8cb0596ba6572c66e5d153a1d7c901b381e15e or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected?
Check whether you run mrab-regex (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • mrab-regex (PyPI): upgrade to 0e8cb0596ba6572c66e5d153a1d7c901b381e15e or later
    pip install "mrab-regex>=0e8cb0596ba6572c66e5d153a1d7c901b381e15e"

Affected products

  • mrab-regex (PyPI) GIT:introduced=07dfa3b6b2d5a30919ac8564c1542a4487d40f8e,fixed=0e8cb0596ba6572c66e5d153a1d7c901b381e15e

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