CVE-2025-29868 Apache Answer: Using externally referenced images can leak user privacy.

What is CVE-2025-29868?

CVE-2025-29868 is a medium-severity vulnerability in Apache Answer, published on 1 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Private Data Structure Returned From A Public Method vulnerability in Apache Answer.

This issue affects Apache Answer: through 1.4.2.

If a user uses an externally referenced image, when a user accesses this image, the provider of the image may obtain private information about the ip address of that accessing user. Users are recommended to upgrade to version 1.4.5, which fixes the issue. In the new version, administrators can set whether external content can be displayed.

Weakness: CWE-495

Which versions are affected by CVE-2025-29868?

3 open source packages ship an affected version, including github.com/apache/answer. It affects 1 product.

Products include Apache Answer.

How do I fix CVE-2025-29868?

Upgrade github.com/apache/answer to 1.4.5 or later.

Is CVE-2025-29868 being exploited?

There is no known exploitation of CVE-2025-29868 in the wild and no public exploit code.

Other vulnerabilities in Apache Answer

• CVE-2026-60053 Apache Answer: Residual Administrative API Key Access After Role or Account Revocation Critical 9.1
• CVE-2024-22393 Apache Answer: Pixel Flood Attack by uploading the large pixel file Critical 9.1
• CVE-2026-48834 Apache Answer: Denial of service via crafted Accept-Language header parsing High 7.5
• CVE-2026-48911 Apache Answer: Unauthenticated OAuth Email-Binding Account Takeover via Existing User Confirmation Flow High 7.5
• CVE-2026-60023 Apache Answer: Unauthorized disclosure of deleted or pending answer content High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-wqcc-mfhw-53pc, GO-2025-3587.