CVE-2024-25885 xhtml2pdf Denial of Service via crafted string
Attackers can cause a denial of service in xhtml2pdf by supplying a crafted string to the getcolor function, triggering a regular expression DoS.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-25885?
CVE-2024-25885 is a high-severity denial of service vulnerability in n/a, published on 8 Oct 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue in the getcolor function in utils.py of xhtml2pdf v0.2.13 allows attackers to cause a Regular expression Denial of Service (ReDOS) via supplying a crafted string.
Weakness: CWE-1333
Which versions are affected by CVE-2024-25885?
3 open source packages ship an affected version, including xhtml2pdf.
| Package | Affected | Fixed in |
|---|---|---|
xhtml2pdf PyPI | All versions to 0.2.16 | None |
xhtml2pdf PyPI | All versions to 0.2.16 | None |
xhtml2pdf PyPI | All versions to 0.2.16 | None |
Linux distribution packages (1)
python-xhtml2pdf openSUSE:Tumbleweed | All versions | 0.2.16-2.1 |
How do I fix CVE-2024-25885?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2024-25885 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-25885 exists.
Sources
Also known as DEBIAN-CVE-2024-25885, GHSA-jj5c-hhrg-vv5h, PYSEC-2026-2056, UBUNTU-CVE-2024-25885, openSUSE-SU-2024:14601-1.