plone.app.dexterity has a Denial of Service due to excessive title or description length
Impact
When creating content with a very large title or description field, Plone can become unresponsive. Even if the content loads, it can be hard to edit or delete, because the UI is unwieldy.
Patches
The problem has been patched in plone.app.dexterity.
- On Plone 6.2, upgrade to
plone.app.dexterity5.0.1. - On Plone 6.1, upgrade to
plone.app.dexterity4.1.3. - On Plone 6.0, upgrade to
plone.app.dexterity3.2.3.
Another part of this problem has been patched in plone.app.contenttypes. See this advisory.
Workarounds
There are no known workarounds.
This problem was responsibly reported by Aldin Visnjic to the Plone/Zope Security Team. Thank you!
Note: The Plone/Zope Security team felt that the kind of fixes that were needed could be disruptive in corner cases if they were not careful. So they decided to develop the fixes publicly, giving the whole community the chance the review, and giving them the benefit from early feedback.
Czego dotyczy
Kliknij technologię, aby zobaczyć wszystkie dotyczące jej podatności.
| Platforma | Paczka | Podatne wersje | Poprawka w wersji |
|---|---|---|---|
| Python (PyPI) | plone-app-dexterity | >= 5.0.0, < 5.0.1, >= 4.0.0, < 4.1.3, < 3.2.3 | 5.0.1, 4.1.3, 3.2.3 |
Odnośniki
- https://github.com/plone/plone.app.dexterity/security/advisories/GHSA-5426-92w4-wvhv
- https://nvd.nist.gov/vuln/detail/CVE-2026-57576
- https://github.com/plone/plone.app.dexterity/pull/433
- https://github.com/plone/plone.app.dexterity/commit/0d317df663823445200d0569a66a95b7e4a9c50d
- https://github.com/plone/plone.app.dexterity/commit/2fdceb120ca86682a408f3a14753cfcf5126d9d9
- https://github.com/plone/plone.app.dexterity/commit/411689047f9a3521899ae6992a9b0efbd0592a8f
- https://github.com/plone/plone.app.dexterity/commit/cbcef731c0882146b9bf30688cdc639d879878fb
- https://github.com/plone/plone.app.dexterity/commit/f3596538cf7670bb8bc27b0dfa0b1da41c8b8a3a
- https://github.com/plone/plone.app.dexterity/commit/fb45bfdb18f1dfb3ed55e477947a3df9a6ee9e20
- https://github.com/plone/plone.app.dexterity
- https://github.com/plone/plone.app.dexterity/releases/tag/3.2.3
- https://github.com/plone/plone.app.dexterity/releases/tag/4.1.3
- https://github.com/plone/plone.app.dexterity/releases/tag/5.0.1
- https://pypi.org/project/plone-app-dexterity
- https://github.com/advisories/GHSA-5426-92w4-wvhv
- Wektor CVSS
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H- Słabość (CWE)
CWE-400- Platforma
- Python (PyPI)
- Paczka
plone-app-dexterity- Ujawniono
- 23.09.2026
- Aktualizacja
- 11.10.2026 15:18
Źródła i licencje
OSV / GitHub Advisory Database - PYSEC-2026-4137 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-5426-92w4-wvhv - CC BY 4.0
Historia podatności: plone-app-dexterity
Wszystkie opisane podatności tej paczki (Python (PyPI)), od najnowszej. Widać, czy to jednorazowa wpadka, czy paczka, której trzeba pilnować.
- Wszystkich wpisów
- 4
- Pierwsza → ostatnia
- 12.2020 09.2026
- Bez poprawki
- 0
- Wykorzystywana w atakach
- 0
Rozkład istotności
- Wysoka 3
- Średnia 1
Ujawnienia w latach
- 2020: 3
- 2021: 0
- 2022: 0
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 1
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