CVE-2017-17091
high
CVSS v3
8.8
CVSS v4 NEW
—
VIR risk
8.8
Description
wp-admin/user-new.php in WordPress before 4.9.1 sets the newbloguser key to a string that can be directly derived from the user ID, which allows remote attackers to bypass intended access restrictions by entering this string.
Predictions
Exploit likelihood
92%
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
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 4.9.1+dfsg-1 |
| sid | Fixed | 4.9.1+dfsg-1 |
| forky | Fixed | 4.9.1+dfsg-1 |
| bullseye | Fixed | 4.9.1+dfsg-1 |
| bookworm | Fixed | 4.9.1+dfsg-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| wordpress | wordpress | {"endIncluding":"4.9"} | |
References
- http://www.securityfocus.com/bid/102024
- https://codex.wordpress.org/Version_4.9.1
- https://github.com/WordPress/WordPress/commit/eaf1cfdc1fe0bdffabd8d879c591b864d833326c
- https://lists.debian.org/debian-lts-announce/2017/12/msg00019.html
- https://wordpress.org/news/2017/11/wordpress-4-9-1-security-and-maintenance-release/
- https://wpvulndb.com/vulnerabilities/8969
- https://www.debian.org/security/2018/dsa-4090
- https://security-tracker.debian.org/tracker/CVE-2017-17091
CWEs
CWE-330
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.