CVE-2026-110622: Auth Bypass (CVSS 7.5)

Description

Papermerge Core through 3.5.3 contains a missing authorization vulnerability that allows authenticated users to manipulate other users' pages because page management and OCR endpoints skip has_node_perm checks. Attackers knowing page UUIDs can call /pages/, /pages/move, or /pages/extract to rotate, delete, or extract victims' pages, and trigger OCR via /tasks/ocr.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0050

Probability of exploitation

0.41%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-862 Missing Authorization

References

Other References

https://github.com/papermerge/papermerge-core/blob/3.5.3/papermerge/core/features/document/router_pages.py#L29-L131 https://github.com/papermerge/papermerge-core/blob/3.5.3/papermerge/core/features/tasks/router.py#L17-L35 https://github.com/papermerge/papermerge-core/commit/6ad2836dc40b61bd032146013272036bbece6144 https://github.com/papermerge/papermerge-core/issues/1290 https://www.vulncheck.com/advisories/papermerge-core-through-3.5.3-missing-authorization-in-page-management-and-ocr-endpoints

Frequently Asked Questions

What is CVE-2026-110622? +

Papermerge Core through 3.5.3 contains a missing authorization vulnerability that allows authenticated users to manipulate other users' pages because page management and OCR endpoints skip has_node_perm checks. Attackers knowing page UUIDs can call /pages/, /pages/move, or /pages/extract to rotate, delete, or extract victims' pages, and trigger OCR via /tasks/ocr. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-110622? +

CVE-2026-110622 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0050, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-110622? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-110622