CVE-2017-15612
medium
CVSS v3
6.1
CVSS v4 NEW
—
VIR risk
6.1
Description
mistune.py in Mistune 0.7.4 allows XSS via an unexpected newline (such as in java\nscript:) or a crafted email address, related to the escape and autolink functions.
Predictions
Exploit likelihood
71%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 0.8-1 |
| debian | bullseye | fixed | 0.8-1 |
| debian | forky | fixed | 0.8-1 |
| debian | sid | fixed | 0.8-1 |
| debian | trixie | fixed | 0.8-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | mistune | <0.8 | 0.8 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| mistune_project | mistune | 0.7.4 | |
References
- https://github.com/lepture/mistune/pull/140
- https://nvd.nist.gov/vuln/detail/CVE-2017-15612
- https://github.com/lepture/mistune/commit/d6f0b6402299bf5a380e7b4e77bd80e8736630fe
- https://github.com/advisories/GHSA-hpv5-v8g5-c864
- https://github.com/lepture/mistune
- https://github.com/pypa/advisory-database/tree/main/vulns/mistune/PYSEC-2017-80.yaml
- https://security-tracker.debian.org/tracker/CVE-2017-15612
CWEs
CWE-79
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.