CVE-2026-48911: Insufficient Verification of Data Authenticity vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. A missing authorization check in the external-logi
Insufficient Verification of Data Authenticity vulnerability in Apache Answer.
This issue affects Apache Answer: through 2.0.1.
A missing authorization check in the external-login email binding flow allows unauthenticated attackers to take over arbitrary user accounts by tricking victims into clicking a crafted confirmation link.
Users are recommended to upgrade to version 2.0.2, which fixes the issue.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-48911
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-489110.17% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 7% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-48911 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Insufficient Verification of
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- unknownCVE-2026-11836: Insufficient verification of data authenticity in Caliptra Core ROM and Core Firmware (validat…nvd · 2026-08-04
- mediumCVE-2026-28145: Insufficient Verification of Data Authenticity vulnerability in StylemixThemes MasterStudy LMS…nvd · 2026-07-31
- unknownCVE-2026-59247: Insufficient Verification of Data Authenticity vulnerability in Gleam allows an adversary in t…nvd · 2026-07-29
- unknownCVE-2019-25764: **UNSUPPORTED WHEN ASSIGNED** Exposed IOCTL with Insufficient Access Control in the ASUS AURA …nvd · 2026-07-17
- mediumCVE-2026-11901: The WP Hotel Booking plugin for WordPress is vulnerable to Insufficient Verification of Data A…nvd · 2026-07-11
- unknownCVE-2026-10846: Insufficient verification that responses belong to a querymsrc · 2026-06-09
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