CVE-2026-77815: zanllp infinite-image-browsing

Infinite Image Browsing Resolves Paths With normpath, Allowing Symlink Escape From Scanned Directories

CVSS 8.7 HighEPSS 0.0050 · 43rd percentile

Published by the CVE Program (CNA: VulnCheck) at 21 Aug 2026, 15:03 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
zanllp	infinite-image-browsing	affected 1.8.0 and earlier semver Other versions: unaffected

Identifiers

CVE-2026-77815

CNA

VulnCheck

Weakness (CWE)

CWE-59

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
8.7	High	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N	CNA (VulnCheck)Used for this record
7.5	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.0050, the 43rd percentile, on 12 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

21 Aug 2026, 15:03 UTC Confirmed by the CVE List

Sources

References from the CNA

github.com/zanllp/infinite-image-browsing/issues/968 issue-tracking
github.com/zanllp/infinite-image-browsing/pull/969 issue-trackingpatch
github.com/zanllp/infinite-image-browsing/commit/4057a624c7a23a36f0b4dc6a545b40767d602450 patch
github.com/zanllp/infinite-image-browsing/blob/v1.8.0/scripts/iib/tool.py#L172-L175 technical-description
github.com/zanllp/infinite-image-browsing/blob/v1.8.0/scripts/iib/api.py#L329-L344 technical-description
github.com/zanllp/infinite-image-browsing product
www.vulncheck.com/advisories/infinite-image-browsing-resolves-paths-with-normpath-allowing-symlink-escape-from-scanned-directories third-party-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.